Spies v. Amine — expert causation testimony properly barred, but dismissal reversed

Case
Kathleen Spies and Alan Spies v. Abdul Amine and Amine, M.D. S.C.
Court
Illinois Appellate Court, First District
Judge
Justice Wilson; Presiding Justice Oden Johnson; Justice Mitchell
Date Decided
September 18, 2026
Docket No.
1-25-1630
Topics
Medical malpractice; Expert testimony; Discovery disclosures; Summary judgment
Source
Read the full opinion

Background

Kathleen Spies alleged that Dr. Abdul Amine mishandled catheter tubing while replacing her intrathecal morphine pump in May 2017. She claimed that an unsecured old catheter caused a cerebrospinal-fluid leak, requiring a second surgery and causing severe headaches and blackouts. Her husband asserted a derivative loss-of-consortium claim.

Before trial, plaintiffs disclosed neurosurgeon Dr. Ryan Zengou as their sole retained expert. His disclosure criticized Amine’s alleged surgical deviations and noted that headaches and blackouts can be symptoms of a CSF leak. But at deposition, Zengou repeatedly said he was not offering opinions about the injuries or sequelae allegedly caused by the leak. The circuit court barred his causation and damages testimony and entered judgment for defendants, later characterizing the disposition as summary judgment.

The Court’s Holding

The appellate court affirmed the exclusion of Zengou’s causation and damages opinions. His Rule 213 disclosure described general associations between CSF leaks and symptoms, but did not state a case-specific opinion that Amine’s alleged negligence proximately caused Spies’s headaches, blackouts, or other damages. Zengou’s deposition testimony expressly disclaimed such an opinion, and a new causation opinion could not be treated as a logical corollary of an opinion never disclosed.

The court nevertheless reversed the judgment for defendants and remanded. A motion in limine cannot substitute for the procedures governing a dispositive motion. Plaintiffs were denied notice and an opportunity to respond to a formal summary-judgment motion, and the record did not establish that they lacked all potentially competent causation evidence. The court did not decide whether plaintiffs ultimately can prove causation or what evidence will be admissible on remand.

Key Takeaways

  • Rule 213 requires disclosure of a specific, case-linked expert causation opinion; a general statement about possible symptoms is insufficient.
  • An expert who disclaims causation testimony in deposition may be barred from supplying it at trial.
  • Even when an evidentiary ruling is dispositive in practice, a court must use proper dispositive-motion procedures before entering judgment.

Why It Matters

The decision draws a firm line between standard-of-care criticism and proof of proximate cause in medical-malpractice litigation. Plaintiffs cannot rely on broad symptom descriptions to establish the expert testimony needed to connect an alleged medical breach to claimed injuries.

At the same time, the court held that the absence of a disclosed causation opinion does not automatically permit judgment through an in limine ruling. Parties remain entitled to the procedural protections applicable to summary judgment unless the record clearly shows that no competent supporting evidence could exist.

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