Gary Adams v. American Optical Corporation ( 2020 )


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  •                                       PUBLISHED
    UNITED STATES COURT OF APPEALS
    FOR THE FOURTH CIRCUIT
    No. 19-1609
    GARY ADAMS,
    Plaintiff – Appellant,
    v.
    AMERICAN OPTICAL CORPORATION; MINE SAFETY APPLIANCES
    COMPANY,
    Defendants – Appellees,
    and
    COAST HOLDINGS, INCORPORATED; 3M COMPANY, as successor by
    merger to Minnesota Mining and Manufacturing Company and/or its
    predecessors/successors in interest,
    Defendants.
    Appeal from the United States District Court for the Western District of Virginia, at Big
    Stone Gap. James P. Jones, District Judge. (2:16-cv-00027-JPJ-JMS)
    Argued: September 8, 2020                                   Decided: November 6, 2020
    Before KING and FLOYD, Circuit Judges, and Thomas S. KLEEH, United States District
    Judge for the Northern District of West Virginia, sitting by designation.
    Affirmed by published opinion. Judge Floyd wrote the opinion, in which Judge King and
    Judge Kleeh joined.
    ARGUED: Michael Blair Martin, MARTIN WALTON LAW FIRM, Houston, Texas, for
    Appellant. Milton Trent Spurlock, DINSMORE & SHOHL LLP, Louisville, Kentucky;
    Carol Dan Browning, STITES & HARBISON, PLLC, Louisville, Kentucky, for Appellees.
    ON BRIEF: Bethany A. Breetz, STITES & HARBISON, PLLC, Louisville, Kentucky;
    Chad M. Eggspuehler, TUCKER ELIS LLP, Cleveland, Ohio, for Appellees.
    2
    FLOYD, Circuit Judge:
    Plaintiff-Appellant Gary Adams appeals from a district court order entering
    summary judgment in favor of Defendants-Appellees American Optical Corporation (AO)
    and Mine Safety Appliances Company (MSA) (collectively, “Defendants”). 1 Defendants
    moved for summary judgment on the sole basis that Virginia’s two-year statute of
    limitations barred Adams’s state-law personal injury claims. Thus, the only question
    before this Court is whether Adams filed his personal injury suit outside the two-year
    limitations window.
    I.
    A.
    Between 1981 and 2014, Adams worked as a coal miner, which exposed him to
    harmful coal dust. During that period, Adams was given and wore respirators allegedly
    produced by Defendants to protect himself from inhaling excessive amounts of that dust.
    Adams contends that these respirators failed to protect him from lung disease that he
    developed by inhaling coal dust, while Defendants argue his illness developed outside the
    statute of limitations. We begin with a review of Adams’s medical history.
    1
    Adams voluntarily dismissed his claims against Defendant 3M Company. See
    Order of Voluntary Dismissal of 3M Co., Adams v. Am. Optical Corp., No. 2:16-cv-00027
    (W.D. Va. Apr. 22, 2019), ECF No. 81. Claims against Defendant Coast Holdings
    Incorporated were later dismissed by oral order of the court. Oral Order, Adams v. Am.
    Optical Corp., No. 2:16-cv-00027 (W.D. Va. May 17, 2019), ECF No. 110.
    3
    To promote the early detection of mining-related illnesses, the National Institute for
    Occupational Safety and Health (NIOSH) administers a program that gives free x-rays to
    coal miners. These x-rays are reviewed by NIOSH-certified B-readers who look for any
    abnormalities in a miner’s lungs. 2 However, NIOSH does not use these x-rays to formally
    diagnose an individual with a specific occupational illness. X-ray evidence of coal dust
    exposure resembles multiple non-occupational diseases, so any abnormalities must be
    “clinically correlated” through other forms of testing. J.A. 889–93.
    In 2000, Adams received a NIOSH x-ray and was later informed by the Mine Safety
    and Health Administration (MSHA) that the B-reader found evidence of Category 1 coal
    workers’ pneumoconiosis (CWP). CWP, known colloquially as “black lung,” is a latent
    occupational disease marked by fibrosis, or scarring, of the lungs and caused by inhalation
    of coal dust. It can take years of coal dust exposure for CWP to develop, and it progresses
    slowly once it occurs. The disease progresses through three stages of simple CWP—
    beginning with Category 1 and advancing to Category 3—followed by three stages of
    complicated CWP—beginning with Category A and ultimately becoming Category C.
    Adams received another NIOSH x-ray in 2006 and was sent a letter indicating the
    B-reader found “DEFINITE EVIDENCE of CATEGORY 1 PNEUMOCONIOSIS.” J.A.
    56. MSHA letters that Adams received in 2000 and 2006 advised him to contact a doctor
    2
    B-readers are physicians who have passed a NIOSH-approved test demonstrating
    their ability to “interpret[] chest radiographs for pneumoconiosis and other diseases.” 
    42 C.F.R. § 37.52
    (b)(2).
    4
    and informed him that he was eligible to transfer to a less dusty area of the mine. At that
    time, Adams felt “wide open healthy and wasn’t having any problems,” so he declined to
    transfer positions. J.A. 558. But in 2007, he decided to visit Dr. Mahmood Alam for
    further evaluation. 3 Dr. Alam performed a CT scan and pulmonary function testing, which
    led him to conclude that NIOSH’s findings could not be clinically correlated. Dr. Alam
    did not diagnose Adams with CWP, because he believed at the time that Adams’s abnormal
    x-ray results were caused by calcified granulomas on his lungs.
    In 2009, Adams was again screened by NIOSH and received another letter
    informing him that his x-ray revealed “DEFINITE EVIDENCE OF CATEGORY 1
    PNEUMOCONIOSIS.” J.A. 67–68. He visited Dr. Alam for a second time and received
    another CT scan and round of pulmonary function testing. J.A. 1220–21. Based on those
    results, Dr. Alam continued to believe Adams had calcified granulomas, rather than CWP.
    J.A. 960.
    Between 2010 and 2011, various doctors treated Adams for shortness of breath. In
    2010, Adams’s primary care physician, Dr. April Hall, placed him on an albuterol inhaler
    to help with symptoms of “obstructive lung function.” J.A. 1074. 4 In 2011, Adams
    continued to experience shortness of breath along with chest pain, so Dr. Hall referred him
    to a cardiologist, Dr. Jose Velazquez. Dr. Velazquez did not find any coronary artery
    3
    As discussed below, Dr. Alam subsequently became an expert witness for Adams
    in this case.
    4
    Defendants’ expert, Dr. James Lockey, believes that Adams may have also
    suffered from allergies and asthma during this time period.
    5
    diseases and suggested his difficulty breathing might be caused by an underlying lung
    disease. However, medical records from this period also suggest Adams had hypertension,
    which could have contributed to his symptoms. Adams was also referred for a sleep study
    in 2011, after which he was diagnosed with severe obstructive sleep apnea. Pulmonary
    function testing ordered in 2011 revealed “no airflow obstruction.” J.A. 1332.
    Adams received a third x-ray from a non-NIOSH provider on October 25, 2012.
    The reviewing physician reported that the “[i]nterstitial process in the lungs [was] slightly
    more impressive than on January 14, 2007[,] consistent with coalworkers pneumoconiosis
    silicosis. Findings appear worse than on previous study.” J.A. 1249. A subsequent x-ray
    performed on August 13, 2013 showed that this “interstitial process in the lungs [was]
    worse than October 25, 2012.” J.A. 1250. Pulmonary function tests in 2013 also indicated
    a “[m]oderate restriction” of Adams’s lung function. J.A. 999–1000.
    Up to this point, Adams’s medical records consistently listed CWP as one
    “differential diagnosis” explaining his pulmonary symptoms. 5 However, Adams was not
    formally diagnosed with CWP between 2000 and 2013.              During this time, medical
    professionals also considered whether his symptoms could be caused by allergies, asthma,
    chronic bronchitis, granulomas, hypertension, or sleep apnea.
    5
    A differential diagnosis is a collection of illnesses that a doctor believes could
    plausibly be causing a patient’s symptoms. As Dr. Alam testified at his deposition, CWP
    will always be part of the differential diagnosis for someone with Adams’s occupational
    history.
    6
    On October 2, 2014, Adams was diagnosed for the first time with Category B
    complicated CWP—the fifth stage of the disease—after a chest x-ray revealed significant
    “opacities” and “distortion” in his lungs. J.A. 1421–23. By the time Adams was officially
    diagnosed with CWP, he struggled to walk uphill, coughed regularly, and experienced
    chest pain and wheezing with exertion.
    Today, Adams is unable to play with his grandchildren, walk the seventy-five feet
    across his property, or shower without breathing problems. Dr. Alam testified that he is a
    potential candidate for a lung transplant.
    B.
    Adams filed suit in Virginia state court on September 29, 2016, three days shy of
    the two-year anniversary of his diagnosis.        His complaint alleged that Defendants’
    respirators were defectively and negligently manufactured, breached implied warranties,
    and violated federal regulatory requirements. Adams requested compensatory damages
    greater than $75,000 and punitive damages greater than $20 million. Defendants 3M (since
    dismissed) and AO removed the case to the Western District of Virginia on the basis of the
    court’s diversity jurisdiction.
    Following discovery, Defendants moved for summary judgment, arguing that
    Adams filed this suit outside the limitations period. At the summary judgment hearing on
    May 17, 2019, the district court stated its understanding that Virginia’s two-year statute of
    limitations for personal injury claims runs from the date an injury is received, rather than
    the date it is discovered. Because Adams filed suit on September 29, 2016, he would need
    7
    to have not only discovered, but also contracted CWP after September 29, 2014, to avoid
    being time-barred.
    At the summary judgment hearing, Adams conceded that he was diagnosed with
    complicated CWP on October 2, 2014, and that it would not be possible for him to have
    first developed CWP just three days earlier, on September 29, 2014. After the district court
    questioned how this suit could be timely, Adams urged the court to treat his October 2,
    2014 diagnosis as the date on which the limitations period began to run, because that was
    the first time a medical professional “pinpointed” the existence of the disease. J.A. 1644–
    45.
    In a written order, the district court granted Defendants’ motions for summary
    judgment. The court found that undisputed facts in the record proved CWP is a slow-
    developing disease that could not progress from simple to complicated in the three days
    between September 29, 2014 and October 2, 2014.           Additionally, medical evidence
    established that Adams developed CWP prior to 2014. 6 The court therefore concluded that
    there was no genuine dispute that Adams first suffered CWP outside the limitations period.
    6
    Adams and Defendants directed the district court to a number of Adams’s medical
    records. They also provided the district court with the depositions of Adams and two expert
    witnesses—Dr. Lockey for Defendants and Dr. Alam for Adams. Dr. Alam and Dr. Lockey
    reviewed Adams’s medical records and concluded that Adams developed CWP well before
    2014. Dr. Alam also provided unrebutted testimony that CWP is a “slow, progressive
    disease.” J.A. 989.
    8
    II.
    A.
    This Court reviews the district court’s order granting summary judgment de novo.
    Dash v. Mayweather, 
    731 F.3d 303
    , 310 (4th Cir. 2013). Summary judgment is appropriate
    when “there is no genuine dispute as to any material fact and the movant is entitled to
    judgment as a matter of law.” Fed. R. Civ. P. 56(a). To determine whether there is a
    genuine dispute of material fact, a court must “construe the evidence, and all reasonable
    inferences that may be drawn from such evidence, in the light most favorable to the
    nonmoving party.” Dash, 731 F.3d at 311.
    Only those facts that could determine the outcome of a case are considered material,
    see Erwin v. United States, 
    591 F.3d 313
    , 320 (4th Cir. 2010), and only genuine disputes
    about those facts can defeat summary judgment, Anderson v. Liberty Lobby, Inc., 
    477 U.S. 242
    , 248 (1986). A genuine dispute requires evidence that could allow a reasonable jury
    to find in favor of the nonmoving party. 
    Id.
     “The mere existence of a scintilla of evidence”
    does not create a genuine dispute of material fact. 
    Id. at 252
    . The record must instead
    permit the conclusion that “reasonable minds could differ” on the issue. Bouchalt v. Balt.
    Ravens Football Club, Inc., 
    346 F.3d 514
    , 522 (4th Cir. 2003) (quoting Anderson, 
    477 U.S. at 250
    ).
    B.
    Because this case was originally brought in Virginia state court and removed to
    federal court on the basis of diversity jurisdiction, “we interpret and apply the substantive
    9
    law” of Virginia. Castillo v. Emergency Med. Assocs., P.A., 
    372 F.3d 643
    , 646 (4th Cir.
    2004) (citing Erie R.R. v. Tompkins, 
    304 U.S. 64
    , 78 (1938)). The substantive law of
    Virginia includes both statutes and the decisions of the Commonwealth’s highest court
    interpreting those statutes. See Johnson v. Hugo’s Skateway, 
    974 F.2d 1408
    , 1416–17 (4th
    Cir. 1992) (en banc). This Court treats Virginia’s statute of limitations as substantive when
    reviewing diversity cases. See Joyce v. A.C. & S., Inc., 
    785 F.2d 1200
    , 1203 (4th Cir.
    1986).
    Two Virginia statutes guide our resolution of this appeal. The first—
    Va. Code Ann. § 8.01-243
    (A)—governs the statute of limitations for personal injury causes of action.
    Under section 8.01-243(A), “[u]nless otherwise provided in this section or by other statute,
    every action for personal injuries, whatever the theory of recovery, . . . shall be brought
    within two years after the cause of action accrues.” 
    Va. Code Ann. § 8.01-243
    (A). The
    second statute—
    Va. Code Ann. § 8.01-230
    —governs the accrual of rights of action. Under
    that provision:
    In every action for which a limitation period is prescribed, the right of action
    shall be deemed to accrue and the prescribed limitation period shall begin to
    run from the date the injury is sustained in the case of injury to the
    person . . . and not when the resulting damage is discovered, except where
    the relief sought is solely equitable or where otherwise provided . . . .
    
    Va. Code Ann. § 8.01-230
     (emphasis added).
    We start our analysis by examining the distinction between a “cause of action” and
    a “right of action” under Virginia law. See First Va. Bank-Colonial v. Baker, 
    301 S.E.2d 8
    , 13 (Va. 1983) (“This is a distinction with a difference.”). “[A] cause of action is a set of
    operative facts which, under the substantive law, may give rise to a right of action.” Roller
    10
    v. Basic Constr. Co., 
    384 S.E.2d 323
    , 326 (Va. 1989). By contrast, a right of action “is the
    remedial right accorded to that person to enforce a cause of action . . . [that] arises only
    when that person’s rights are infringed.” 
    Id.
     The cause of action does not accrue until the
    plaintiff suffers an injury such that it “has thus ripened into a right of action.” 
    Id.
     However,
    the two are not indistinguishable, and one cause of action based on the same breach of a
    plaintiff’s legal rights may produce separate harms that “give rise to separate rights of
    action that accrue at different times.” Kiser v. A.W. Chesterton Co., 
    736 S.E.2d 910
    , 915
    (Va. 2013).
    This distinction has important consequences for the statute of limitations in cases
    such as this one, which involve latent diseases caused by a plaintiff’s exposure to harmful
    substances. Virginia courts interpret “injury” under section 8.01-230 to require “positive,
    physical[,] or mental hurt to the claimant, not legal wrong to him.” Locke v. Johns-
    Manville Corp., 
    275 S.E.2d 900
    , 904 (Va. 1981). The Virginia Supreme Court has thus
    recognized that a plaintiff’s cause of action in a latent disease case does not accrue on the
    date of exposure, but instead on the date a plaintiff develops the disease, and thereby
    acquires the injury giving that plaintiff a right of action. 
    Id.
     at 904–06.
    While a disease might occur after a plaintiff’s exposure to a harmful substance, it
    might also occur before it is discovered. Virginia courts have repeatedly explained that a
    plaintiff’s cause of action accrues on the actual date of injury, not the date on which that
    injury is discovered by or communicated to the plaintiff. See Lo v. Burke, 
    455 S.E.2d 9
    ,
    13 (Va. 1995); Comptroller of Va. ex rel. Va. Mil. Inst. v. King, 
    232 S.E.2d 895
    , 900 (Va.
    1977); Locke, 275 S.E.2d at 905–06. But see Kiser, 736 S.E.2d at 915 (discussing a specific
    11
    exception to this rule for asbestos-related illnesses). This rule creates obvious difficulties
    for plaintiffs proceeding under section 8.01-243(A) who develop an illness that does not
    produce obvious or identifiable symptoms for the first two years. Regardless, a plaintiff is
    vested with a cause of action as soon as the plaintiff has an illness, even if the plaintiff
    lacks symptoms. See Locke, 275 S.E.2d at 905; Lo, 455 S.E.2d at 13. Under Virginia law,
    any “difficulty in ascertaining the existence of a cause of action is irrelevant.” Comptroller
    of Va., 232 S.E.2d at 900.
    Creeping diseases, such as CWP, present the additional complication that they can
    produce “successive” injuries, Joyce, 
    785 F.2d at
    1204–05, each of which vests a plaintiff
    with a new remedial right of action, see Kiser, 736 S.E.2d at 915–17. Despite the language
    of section 8.01-230, these new rights of action do not reset the two-year statute of
    limitations under section 8.01-243(A). In Virginia, when more than one right of action
    stems from the same underlying breach of a plaintiff’s legal right, those rights of action
    form part of an indivisible cause of action. Id. at 916–17. “The running of the limitations
    period [for that cause of action] will not be tolled by the fact that the . . . substantial damages
    did not occur until a later date.” Shipman v. Kruck, 
    593 S.E.2d 319
    , 323 (Va. 2004). This
    Court accordingly interprets Virginia law to bar suits based on the development of a serious
    illness when some earlier, more marginal injury already vested the plaintiff with a cause of
    action more than two years prior. See Joyce, 
    785 F.2d at
    1203–05.
    Finally, we pause to consider how courts resolve statute of limitations defenses
    under Virginia law. A defendant must prove by “competent evidence ‘that pinpoints the
    precise date of injury with a reasonable degree of medical certainty’” that a plaintiff’s suit
    12
    was filed outside the limitations period. Lo, 455 S.E.2d at 12 (quoting Locke, 275 S.E.2d
    at 905). In creeping-disease cases, this Court has held that a defendant need only prove
    that the plaintiff’s first injury was received outside the limitations window rather than the
    specific date of injury. See, e.g., Large v. Bucyrus-Erie Co., 
    707 F.2d 94
    , 97 (4th Cir.
    1983) (“The illnesses complained of by plaintiff do not arise at a given point in time;
    instead, they result over a period of time, the beginning being unknown.”).
    III.
    On appeal, Adams argues that the district court failed to properly consider evidence
    concerning the onset of his occupational injury and erred in interpreting the applicable
    statute of limitations. Although Adams’s evidence might create genuine disputes about
    specific factual assertions made by Defendants, there is no genuine dispute about the only
    material question in this case: whether Adams first developed a respiratory illness outside
    the limitations period. Nor, for the following reasons, did the district court incorrectly
    interpret Virginia’s statute of limitations. This Court is therefore obligated to affirm the
    district court’s grant of summary judgment.
    A.
    Adams first argues that the district court incorrectly applied the summary judgment
    standard by improperly weighing or excluding multiple pieces of evidence in the record.
    Those claims are summarized as follows:
    13
    First, Adams claims the district court erred in basing his summary judgment ruling
    on Dr. Alam’s deposition testimony that “as of 2007 or 2009 . . . Mr. Adams had some
    degree of CWP scarring in his lungs.” See J.A. 1141. Adams disputes his expert’s opinion,
    which was based on Dr. Alam’s retrospective review of Adams’s full medical history.
    Adams argues that the CT scans Dr. Alam performed in 2007 and 2009 only revealed the
    existence of granulomas on his lungs, which are not caused by CWP.
    Second, Adams argues that the district court should have excluded the testimony of
    Dr. Alam about the conclusions of NIOSH B-readers, because Dr. Alam is not himself a
    B-reader. Adams similarly believes the Court did not give sufficient weight to Dr.
    Lockey’s testimony, which casts doubt on the B-readers’ findings of Category 1 simple
    CWP. Adams also generally disputes the inclusion of NIOSH’s conclusions in the court’s
    factual findings, given that these exams were non-diagnostic.
    Third, Adams contends that the district court improperly attributed the “[m]oderate
    restriction” revealed by his 2013 pulmonary function testing to occupational illness. See
    J.A. 999–1000. He believes this conclusion—which is based on Dr. Alam’s deposition
    testimony—is disputed, given Dr. Alam’s prior belief that Adams may have suffered from
    pneumonia as well as Dr. Lockey’s expert opinion that Adams might also have asthma and
    allergies. Previous doctors had also considered whether hypertension and sleep apnea were
    to blame for his shortness of breath.
    Fourth, Adams believes the district court gave “undue weight” to the consistent
    inclusion of CWP as part of the differential diagnosis and patient history in his medical
    records. Opening Br. at 17. Adams stresses that a differential diagnosis is merely “a list
    14
    of diagnostic possibilities being considered by a healthcare provider,” and therefore cannot
    prove he had CWP on a particular date absent clinical correlation. 
    Id.
    Even if this evidence creates genuine disputes about specific medical findings in the
    record, Adams’s arguments mistake the nature of the dispute before the Court. As the
    district court correctly held, the only issue to be resolved on summary judgment was
    whether Adams developed CWP at some point prior to September 29, 2014—the earliest
    date on which he could have developed the disease without time-barring his September 29,
    2016 suit. The district court’s framing of the dispute is compelled by two opinions of this
    Circuit holding that defendants meets their burden under Virginia’s statute of limitations
    by proving that a slow-developing disease, like CWP, first manifested itself outside the
    statute of limitations, even if the exact date of injury is unclear. Large, 
    707 F.2d at 97
    ;
    Joyce, 
    785 F.2d at 1205
    . 7
    Accordingly, so long as some undisputed evidence proves to a reasonable degree of
    medical certainty that Adams developed CWP prior to September 29, 2014, any disputes
    7
    These prior opinions may be in some tension with the language of the Virginia
    Supreme Court in Locke, given its requirement that the defendant marshal evidence that
    “pinpoints the precise date of injury with a reasonable degree of medical certainty.” 275
    S.E.2d at 905 (emphasis added). However, Large and Joyce were both decided after Locke,
    and this Court’s panel in Large explicitly interpreted Locke to only require proving the pre-
    limitations onset of a creeping disease. Large, 
    707 F.2d at 97
    ; see also St. George v.
    Pariser, 
    484 S.E.2d 888
    , 891 (Va. 1997) (“To carry his burden on the limitations plea,
    therefore, [the defendant] was required to show, with reasonable medical certainty, that
    this injury . . . occurred prior to October 21, 1991.”). The Virginia Supreme Court has not
    corrected this Court’s interpretation of state law, and we are not at liberty to overturn these
    earlier panels’ published opinions. See Brown v. McLean, 
    159 F.3d 898
    , 905 (4th Cir.
    1998).
    15
    over the significance of specific pieces of medical evidence are not material. And there is
    no genuine dispute that Adams developed CWP outside the limitations period. Adams’s
    own expert, Dr. Alam, testified that “usually black lung is a very slow, progressive disease
    [developing over a] 10, 15 year period.” J.A. 989. According to Dr. Alam, even in rare,
    accelerated cases of the disease, it develops over five years.         CWP “never occurs
    overnight.” J.A. 1026. On October 2, 2014, Adams was diagnosed with Category B
    complicated CWP. As NIOSH letters received by Adams explain, CWP progresses
    through three stages of simple CWP, followed by three stages of complicated CWP. This
    means that his disease not only progressed beyond the first stage of complicated CWP, but
    also progressed through the three initial stages of simple CWP. To fall within the
    limitations period, this must have occurred in three days, which Adams’s own counsel
    plainly conceded during the summary judgment hearing did not happen. Although the
    district court is required to make all reasonable inferences in favor of the plaintiff, Dash,
    731 F.3d at 311, it would be unreasonable to infer based on this testimony that Adams’s
    CWP developed within the limitations period.         No reasonable jury could conclude
    otherwise, and therefore summary judgment is appropriate. See Anderson, 
    477 U.S. at 248
    .
    Second, both Dr. Alam and Dr. Lockey testified that Adams developed CWP prior
    to September 29, 2014, and both experts examined similar medical evidence in reaching
    that conclusion. Dr. Alam testified that Adams had suffered some form of occupational
    lung disease by 2009. Importantly, Dr. Alam testified that Adams’s 2012 x-ray, which
    showed “interstitial process in the lungs, slightly more impressive than January 14, 2007”
    reflected a worsening of already existing CWP. J.A. 1093–94. Therefore, Dr. Alam
    16
    believes Adams’s 2013 x-ray revealed the further development of CWP-associated nodules
    on his lungs. 8 Dr. Alam also testified that Adams’s 2013 pulmonary function testing—
    which indicated moderate lung restriction—was caused by exposure to coal dust.
    Similarly, Dr. Lockey testified that Adams had developed CWP by 2010 or 2011.
    He based this conclusion on his review of Adams’s x-rays, which appeared relatively
    normal prior to 2010, but which showed abnormalities by 2012. Also relevant to his
    analysis was a review of Adams’s pulmonary function test results, which worsened
    between 2007 and 2018 at five times the normal rate due to aging, and which he concluded
    were primarily driven by CWP, not asthma.
    In light of this evidence, there is no genuine dispute of material fact that Adams’s
    CWP first manifested itself before September 29, 2014. The only potential material dispute
    created by Adams’s evidence concerns Dr. Alam’s conclusion that Adams’s 2013
    pulmonary function test reflected the existence of CWP. It is true both that Dr. Lockey
    testified that Adams could suffer from asthma and that doctors previously diagnosed him
    with sleep apnea and hypertension prior to his 2013 testing. Dr. Lockey, however,
    explicitly testified that CWP, not asthma, was responsible for Adams’s decline in
    pulmonary function between 2007 and 2018. 9
    8
    Adams argues that x-rays can never be used to diagnose CWP. Therefore, without
    clinical correlation, these x-rays do not prove the existence of the illness. However, given
    that Adams’s October 2, 2014 diagnosis is undisputed, these x-rays simply serve as
    evidence of the progression of a disease both parties already agree he has.
    9
    Adams similarly argues that a pulmonary function test revealed normal diffusion
    capacity in 2007 and that the district court improperly relied on a 2011 finding by Dr.
    17
    Further, Dr. Lockey and Dr. Alam had the benefit of retroactively reviewing
    Adams’s full medical history when forming their opinions. Based on their knowledge that
    Adams does in fact have CWP, the experts were able to interpret Adams’s earlier symptoms
    and test results—including his 2013 pulmonary function test—as evidence of his
    developing CWP. The fact that earlier doctors could not have known his eventual diagnosis
    when exploring other causes of Adams’s poor lung function does not create a genuine
    dispute as to the consistent medical opinion delivered by the experts in this case: Adams
    had CWP prior to September 29, 2014.
    B.
    Adams also makes a series of arguments urging this Court to reinterpret Virginia’s
    statute of limitations rule to forbid the hindsight review conducted by the experts. Adams
    contends that because CWP is a latent disease that changes the body in nonobvious ways,
    it could not be diagnosed until the larger opacities and distortions revealed themselves in
    Adams’s 2014 x-ray. Without the advantage of retroactive review and knowledge of his
    diagnosis, Dr. Alam and Dr. Lockey would not have been able to conclude that Adams’s
    pre-2014 symptoms and test results were caused by CWP. Adams claims that Defendants
    have thus improperly “bootstrap[ped]” the experts’ post-2014 opinions onto pre-2014
    Velazquez that Adams’s breathing was marked by “diffuse bronchi and dry crackles.” J.A.
    1081–82. However, this evidence cannot create a genuine, material dispute that Adams
    developed CWP before 2014, in light of expert testimony about Adams’s later x-rays in
    2012 and 2013 as well as his 2013 pulmonary function tests.
    18
    medical evidence that could not, itself, have demonstrated the existence of CWP to a
    reasonable degree of medical certainty. Opening Br. at 24–25.
    Ultimately, Adams argues the district court erred by permitting Defendants to
    pinpoint the existence of CWP retrospectively by means of expert opinion. Such a rule
    raises serious fairness concerns because it places Adams in a bind—his cause of action
    accrued and expired well before sufficiently unambiguous injuries gave him a provable
    right of action. Adams therefore argues that Virginia’s statute of limitations rule instead
    sets October 2, 2014—the date of his diagnosis—as the date on which his cause of action
    accrued, because it was the first time his illness was pinpointed to a reasonable degree of
    medical certainty as having occurred.
    However, Adams’s interpretation of Virginia law resembles the sort of discovery
    rule that was explicitly rejected by Virginia’s General Assembly and that Virginia courts
    have consistently declined to read into the statute of limitations. See, e.g., Comptroller of
    Va., 232 S.E.2d at 900 (“We have followed the general rule that the applicable period of
    limitation begins to run from the moment the cause of action arises rather than from the
    time of discovery of injury . . . .”); Lo, 455 S.E.2d at 13; Locke, 275 S.E.2d at 905–06.
    Therefore, in creeping-disease cases, a cause of action may accrue—and trigger the statute
    of limitations—before a disease “manifests itself by symptoms, since it is the onset of the
    disease itself that triggers the running of the limitation period.” Lo, 455 S.E.2d at 13.
    Adams is correct that Virginia law requires proving the onset of a disease with
    “competent evidence ‘that pinpoints the precise date of injury with a reasonable degree of
    medical certainty.’” Id. at 12 (citing Locke, 275 S.E.2d at 905). However, because a
    19
    plaintiff can have a cause of action before developing symptoms, it logically follows that
    a defendant may pinpoint the date of injury retrospectively to a time before symptoms
    developed. As the court in Locke recognized, “expert medical testimony will [sometimes]
    demonstrate the injury occurred weeks, months[,] or even years before the onset of
    symptoms. Thus, the cause of action would accrue and the limitations period would run
    from the earlier and not the later time.” 275 S.E.2d at 905 (emphasis added); see also
    Large, 
    707 F.2d at 97
     (relying on expert testimony to retrospectively establish the date of
    injury). Adams’s insistence that we instead treat the date of his diagnosis as the accrual
    date conflates Locke’s requirement that an injury must occur for a cause to accrue with the
    requirement for how that injury must be proven. Instead, Virginia law plainly states that
    an injury can and sometimes will exist before it is discovered.
    Adams’s briefing suggests that Virginia’s statute of limitations cannot be this harsh,
    because it would place him in an absurd dilemma. However, the Virginia General
    Assembly’s actions subsequent to the Locke decision suggest this outcome is intended by
    the General Assembly, even if it produces unfair results. The Virginia Supreme Court’s
    1981 decision in Locke reaffirmed the Commonwealth’s no-discovery rule and noted that
    any change to that rule “must be accomplished by the General Assembly.” 275 S.E.2d at
    905–06. In response, the General Assembly explicitly created an exception to the no-
    discovery rule: four years after the Locke decision, the General Assembly amended 
    Va. Code Ann. § 8.01-249
     to create a discovery rule for asbestos-related diseases. See 
    Va. Code Ann. § 8.01-249
    (4) (“In actions for injury to the person resulting from exposure to
    asbestos . . . [an action accrues when the] disease is first communicated to the person or his
    20
    agent by a physician.”); see also Kiser, 736 S.E.2d at 915 (discussing this amendment).
    Thus, the legislature has declined to make Adams’s claims subject to a discovery rule after
    Locke, despite doing so for a similar disease.        Under Virginia law, this constitutes
    legislative acquiescence to and approval of that interpretation. Cygnus Newport-Phase 1B,
    LLC v. City of Portsmouth, 
    790 S.E.2d 623
    , 627 (Va. 2016); see also Lee-Thomas v. Prince
    George’s Cnty. Pub. Schs., 
    666 F.3d 244
    , 254 (4th Cir. 2012) (applying state law doctrine
    of acquiescence when interpreting a state statute).
    Finally, our conclusion is further compelled by Virginia’s statutory scheme, which
    creates an indivisible cause of action for all rights of action that stem from a defendant’s
    breach. See 
    Va. Code Ann. § 8.01-243
    (A) (“[E]very action for personal injuries . . . shall
    be brought within two years after the cause of action accrues.” (emphasis added)); Kiser,
    736 S.E.2d at 916–17. As discussed above, Adams’s cause of action accrued as soon as he
    suffered even the slightest injury caused by the inhalation of coal dust.          His later
    development in 2014 of larger opacities and distortions in his lungs gave him a new right
    of action to remedy these new harms. However, as discussed above, this new or worsening
    injury did not vest him with a new cause of action that reset the statute of limitations. See
    Joyce, 
    785 F.2d at
    1204–05. Just as it did with the Commonwealth’s discovery rule,
    Virginia’s General Assembly appears to have modified the indivisible cause of action rule
    for asbestos-related illnesses. See 
    Va. Code Ann. § 8.01-249
    (4) (“The diagnosis of a
    nonmalignant asbestos-related injury or disease shall not accrue an action based upon the
    subsequent diagnosis of a malignant asbestos-related injury or disease . . . .”). By leaving
    an indivisible cause of action in place for other diseases, including CWP, the legislature
    21
    has acquiesced to the Virginia Supreme Court’s consistent holding that the eventual
    development of more significant injuries does not provide plaintiffs like Adams with a new
    cause of action. See Cygnus Newport-Phase 1B, LLC, 790 S.E.2d at 627. Accordingly,
    this Court is bound to affirm the district court’s correct conclusion that the limitations
    period did not begin to run on October 2, 2014, the date Adams first discovered he had
    CWP.
    IV.
    In reaching this conclusion, we would be remiss in remaining silent about the
    manifest unfairness that it poses to plaintiffs, like Adams, who suffer from latent diseases
    that cause ambiguous symptoms for the first two years or successive harms that fall outside
    the limitations window. We therefore join other state and federal courts in recognizing that
    Virginia law essentially bars certain plaintiffs from recovery. See, e.g., Joyce, 
    785 F.2d at 1205
     (“[T]his rule may effectively preclude recovery for serious injuries . . . . [I]ts result
    may be harsh when applied to asbestos-related or other ‘creeping disease’ cases . . . .”);
    Comptroller of Va., 232 S.E.2d at 900 (“The inequities that may arise from the general rule
    which may trigger a statute of limitations when the injury or damage is unknown or difficult
    or even incapable of discovery are apparent.”).
    Adams is faced with a catch-22 from which Virginia law provides no escape. If he
    brought his claims within the two-year statute of limitations, he would have been unable to
    prove them, because doctors at the time had not clinically correlated his symptoms with
    CWP. Now that he can prove his injuries were caused by the inhalation of coal dust, the
    22
    claims are barred by Virginia law. It is difficult to imagine how any miner could bring a
    personal injury claim based on black lung, given that it will likely remain hidden or at least
    ambiguous throughout the two-year limitations window. Today, Adams struggles with the
    most basic activities of life, but he lacks any ability to remedy his injuries.
    Perhaps at trial, Defendants would have shown that their respirators were not
    responsible for the serious harm that has befallen Adams. But Virginia law has deprived
    Adams of the ability to test the evidence in this case. The Commonwealth’s statute of
    limitations operates as a “get-out-of-jail-free” card that guarantees Adams and those like
    him will never get their day in court. Given the state legislature’s refusal to change that
    law in the face of numerous opinions spelling out its harsh consequences for those in
    Adams’s shoes, this Court can only conclude the law does so by design, not by mistake.
    We are obligated to apply the Commonwealth’s statute of limitations as it is, not as we
    would like it to be. The district court’s judgment is accordingly
    AFFIRMED.
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