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Defense Digest

Limiting the Opinions of Plaintiff’s Non-Retained Expert Witnesses Regarding Injury Causation and Permanency

Defense Digest, Vol. 30, No. 1, March 2024

March 1, 2024

by Thomas J. Slogar and Frank L. Madia

Key Points:

  • Plaintiff’s non-retained experts are treating physicians, and their testimony at trial should be limited to their scope of treatment, diagnosis, and prognosis with respect to the injuries alleged. 
  • Plaintiff’s treating physicians lack the proper foundation to provide expert opinion testimony on medical causation and permanency unless they take the plaintiff’s history relating to an incident and review the records of the plaintiff’s other physicians.

When a plaintiff discloses a treating physician as a non-retained medical expert, this non-retained expert’s testimony should be limited to exclude testimony regarding medical causation and permanency unless there is a proper predicate for such testimony. To lay the proper predicate, the physician must have reviewed the plaintiff’s medical records from other treating physicians, and the physician should obtain a history from the plaintiff that describes the manner in which the plaintiff was allegedly injured. 

For instance, in a slip and fall case, the history should include the manner in which the plaintiff allegedly slipped and fell. Where the treating physician fails to review the medical records from the plaintiff’s other medical providers and fails to obtain a history of how the plaintiff allegedly came to be injured, there is an argument that the non-retained expert/treating physician should be precluded from testifying about injury causation and permanency.

Pursuant to § 90.702, Fla. Stat., Daubert v. Merrell Dow Pharm., Inc., 509 U.S. 579 (1993), and other applicable Florida law, a trial court must make two preliminary factual determinations prior to permitting expert testimony: (1) whether the expert testimony will assist the trier of fact in understanding the evidence or in determining a fact in issue; and (2) whether the witness is qualified by knowledge, skill, experience, training, or education to express an opinion on the matter.

Under Daubert, the trial court is specifically assigned a gatekeeper task of ensuring that an expert’s testimony, whether scientific or non-scientific, rests on a reliable foundation and is relevant to the task at hand. Id. See also Kumho Tire Co. v. Carmichael, 526 U.S. 137, 141, 148-49 (1999); Corwin v. Walt Disney World Co., 475 F.3d 1239, 1250 (11th Cir. 2007). 

In Cooper v. Marten Transp., Ltd., 539 Fed. Appx. 963, 967 (11th Cir. 2013), the Eleventh Circuit explained that causation “could not be determined through a physical examination and the chronology of events alone.” The court further noted in that case that neither physician explained the basis for their opinions. Id. 

Courts frequently exclude causation opinion testimony of expert witnesses who base their opinions on a plaintiff’s account of the facts without consideration of other possible causes of injury. See Carmody v. State Farm Mut. Auto. Ins. Co., 2015 WL 5542534, at *3 (M.D. Fla. Sep. 18, 2015).

Moreover, even if an expert is qualified, the expert must have a sufficient factual predicate underlying those opinions. Florida Statute § 90.705(2), explicitly states: “[i]f the [opposing] party establishes prima facie evidence that the expert does not have a sufficient basis for the opinion, the opinions and inferences of the expert are inadmissible unless the party offering the testimony establishes the underlying facts or data.” 

The legislative history of the rule emphasizes that this subsection intends to provide protection for opposing counsel so that expert opinions that are completely unqualified will not be admitted and risk prejudicing the jury. See Florida Statute § 90.705, Law Revision Counsel Note (1976). “In this instance, the protection of using cross-examination to expose the flaws in the opinion is not sufficient in all cases.” Id.

In a recent slip and fall case in Broward County, Florida, the plaintiff disclosed a non-retained expert/treating physician who was a pain management specialist. This doctor had not been provided and had not otherwise reviewed any medical records regarding the plaintiff’s post-incident treatment, other than his own records. He had not obtained a history from the plaintiff of how the plaintiff had allegedly slipped and fallen or how the plaintiff was allegedly injured. In this particular case, the physician admitted in deposition that he was not retained to provide any opinion testimony regarding any permanent injury. 

The opinions of the physician regarding the plaintiff’s medical condition were based solely on subjective statements made by the plaintiff, that the alleged injuries occurred as a result of the incident (without any history of the incident itself or how the plaintiff came to be injured as a result of the incident), together with the medical treatment related to the physician’s care of the plaintiff (in a vacuum, without any medical treatment history related to the care and treatment provided by the plaintiff’s other treating physicians).
 
There was no record evidence of any attempt by the non-retained expert/treating physician to eliminate other possible causes of the plaintiff’s conditions. Additionally, there was no record evidence that this physician conducted a review of the plaintiff’s pre- or post-incident medical history. Accordingly, it was reasonable to conclude that the doctor intended to identify the condition for treatment purposes rather than to determine its exact source. See generally, Turner v. Iowa Fire Equipment, Co., 229 F.3d 1202, 1205 (8th Cir. 2000). Furthermore, none of the plaintiff’s medical records revealed information to demonstrate that the doctor made any “attempt to consider all the possible causes, or to exclude each potential cause until only one remained, or to consider which of two or more non-excludable causes was more likely to have caused the condition.” Id. at 1208 (holding that the trial court did not abuse its discretion in excluding treating physician causation opinion, based exclusively upon the medical history obtained from the plaintiff, which indicated no respiratory problems, and the temporal relationship between the incident and the onset of symptoms); see also, e.g., State, Div. of Risk Mgmt. v. Martin, 690 So.2d 651 (Fla. 1st DCA 1997) (holding that a doctor’s testimony did not constitute competent substantial evidence as to causation because it was based on speculation, made without knowledge of claimant’s relevant medical history, and based “virtually entirely” upon claimant’s false report of causal connection between the accident and a subsequent surgery); In re Paoli R. R. Yard PC’B Litigation, 35 F.3d 717 (3d Cir. 1994) (holding that for purposes of determining admissibility of expert medical testimony, part of differential diagnosis is using standard techniques to rule out alternative causes and, thus, where defendant points to a plausible alternative cause and the doctor offers no explanation for why he or she has concluded that was not the sole cause, the doctor’s methodology is unreliable); Berry v. CSX Transp. Inc., 709 So.2d 552, 571 (Fla. 1st DCA 1998) (holding that expert witness’ testimony regarding causation of a railroad employee’s malady was admissible in toxic tort litigation, as the expert employed a scientifically acceptable differential diagnosis method in an attempt to eliminate other possible causes of symptoms and his opinion was not based upon the employee’s personal history, medical records, physical examinations, and medical tests, but upon sufficient epidemiological data, facts, and personal observations); David v. Nat’l R.R. Passenger Corp., 801 So. 2d 223, 227 (Fla. 2d DCA 2001).

On the other hand, in the recent Broward County case, we argued that the defendants’ experts could opine regarding issues of causation because they actually applied standard techniques of differential diagnosis through the review of prior medical records, examinations, diagnostic films, discovery, depositions, investigation, statements, and photographs.

The Circuit Court in Broward County granted the defendants’ motion in limine to preclude causation opinions from the plaintiff’s treating non-retained physician. In our case, we had the perfect storm of the physician not having taken a history as to how the incident occurred or how the alleged injuries were caused by the incident, coupled with the plaintiff’s attorney not having provided any other treatment records to the physician, as well as the physician’s concession that he was not retained to provide an opinion on permanency. However, based on the case law, the argument to preclude opinion testimony by a treating physician as to causation and permanency should not hinge on whether the latter concession is made by the physician during deposition. 

*Tom is special counsel in our Orlando, Florida, office. He can be reached at (407) 420-4418 or tjslogar@mdwcg.com. Frank Madia is an associate in our Orlando office who can be reached at (407) 420-4410 or flmadia@mdwcg.com. Heather, also in our Orlando office, is an associate who can be reached at (407) 505-4680 or HCTruitt@mdwcg.com. 


 

Defense Digest, Vol. 30, No. 1, March 2024, is prepared by Marshall Dennehey to provide information on recent legal developments of interest to our readers. This publication is not intended to provide legal advice for a specific situation or to create an attorney-client relationship. ATTORNEY ADVERTISING pursuant to New York RPC 7.1. © 2024 Marshall Dennehey. All Rights Reserved. This article may not be reprinted without the express written permission of our firm. For reprints, contact tamontemuro@mdwcg.com.

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Thought Leadership

Pennsylvania Superior Court Reaffirms Liberal Pleading Standard in Medical Malpractice Actions

Legal Roundup: Pennsylvania The Pennsylvania Superior Court has reinforced a broader fact-pleading approach that may make it more difficult for health care defendants to obtain dismissal at the preliminary objection stage. In DaSilva v. Abington Memorial Hospital, the court held that the plaintiffs’ second amended complaint satisfied Pennsylvania’s fact‑pleading requirements despite the absence of individually named negligent actors. In DaSilva, the plaintiffs filed a second amended complaint alleging that Abington Memorial Hospital was directly and vicariously negligent after the patient, who was experiencing a mental health crisis, was left unattended by hospital staff, exited the emergency department, and was struck by a vehicle, suffering serious injuries. The trial court sustained the hospital’s preliminary objections and dismissed the complaint with prejudice, stating plaintiffs “failed to plead any material factual allegations in support of their claims of negligence [and] set forth vague allegations of negligence and unidentified agency.” Id. at *5. The plaintiffs appealed. On appeal, the Superior Court reversed, holding that the complaint sufficiently pled negligence and vicarious liability claims under Pa.R.C.P. 1019(a). The court concluded that allegations describing the patient’s condition, the hospital’s awareness of that condition, and the alleged failure to monitor or prevent elopement were adequate to satisfy Pennsylvania’s pleading requirements. Significantly, the court rejected the hospital’s argument that the complaint failed because it did not identify the specific employees responsible for the alleged negligence. Instead, the court found that generalized references to “emergency room staff” were sufficient to place the hospital on notice of the claims because “the names of those who performed services for the plaintiff are known to the defendant or can be ascertained during discovery.” Id. at *12 (citing Est. of Denmark ex rel. Hurst v. Williams, 117 A.3d 300, 307 (Pa. Super. 2015)). The effect of DaSilva is that plaintiffs may proceed past the pleading stage with relatively generalized allegations, particularly in cases involving institutional defendants where relevant details are uniquely within the defendant’s control. As a result, health care defendants should anticipate that challenges to claim sufficiency may be resolved in the later stages of litigation, including discovery and summary judgment.

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Thought Leadership

The Ohio Supreme Court Extends Sham-Affidavit Rule to Contradictory Expert Reports

Legal Roundup: Ohio In its June 23, 2026, decision in Moore v. Mercy Medical Center, the Ohio Supreme Court upheld a trial court’s decision to strike an expert witness’s affidavit that contradicted the opinions expressed in the expert’s prior report. This case pertains to allegations of medical malpractice after plaintiff Cheri Moore gave birth to an infant in respiratory distress who required intubation. Moore alleged that a delay in ordering an emergency cesarean section resulted in the need for intubation, causing her child’s injuries. Specifically, Moore sued Dr. Meniru, who completed his first shift at 7:00 a.m. on May 28, 2015, and did not resume treating Moore until 7:00 a.m. on May 29, 2015. One of Moore’s expert witnesses authored a report stating that the doctors, including Dr. Meniru, deviated from the standard of care by not advocating for a cesarean section in the evening of May 28, 2015. Based on this report, Dr. Meniru moved for summary judgment, arguing that the alleged breach occurred during a period when he was not on duty. In response to the summary judgment motion, the plaintiff filed an affidavit from the same expert. Although the expert expressly incorporated his previous report into his affidavit, he also offered an additional opinion: that Dr. Meniru breached the standard of care by failing to begin a cesarean section within 30 minutes of receiving reports of fetal distress. Dr. Meniru filed a motion to strike the expert’s affidavit, arguing that it contradicted the opinions set forth in his prior report in violation of the sham-affidavit rule. The sham-affidavit rule applies to “a contradictory affidavit that indicates only that the affiant cannot maintain a consistent story, or is willing to offer a statement solely for the purpose of defeating summary judgment”. Moore, supra, at ¶ 19, citing Pettiford v. Aggarwal, 126 Ohio St.3d 413, 2010-Ohio-3237. The trial court granted both the motion to strike and the motion for summary judgment, and the Fifth District affirmed. The Ohio Supreme Court accepted two questions of law: (1) whether the sham-affidavit rule applies when the sworn testimony contradicts prior unsworn statements; and (2) whether an inconsistency within the affidavit goes to credibility or admissibility, justifying an order striking the affidavit. Previous rulings by the Ohio Supreme Court regarding the sham-affidavit rule have pertained to contradictions between an affidavit and sworn deposition testimony. See, e.g., Byrd v. Smith, 2006- Ohio-3455, 110 Ohio St.3d 24, 850 N.E.2d 47. However, here, the Court was asked to apply the same rule to contradictions between a sworn affidavit and an unsworn expert report. The Court held that, because Moore’s expert incorporated his prior report into his affidavit, he effectively adopted the report as part of his sworn testimony.