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Updated: Jun 27, 2025

Multimodality Diagnosis of Mesenteric Ischemia
05:07

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Published on: July 21, 2023

586

Mesenteric Ischemia after Cardiac Surgery.

Asen Petrov1, Ali Taghizadeh-Waghefi1, Fabio Hotz1

  • 1Department of Cardiac Surgery, University Heart Center Dresden, Medical Faculty Carl Gustav Carus of the Technical University of Dresden, Technische Universität Dresden, Dresden, Sachsen, Germany.

The Thoracic and Cardiovascular Surgeon
|May 3, 2024
PubMed
Summary
This summary is machine-generated.

Mesenteric ischemia (Me-Is) following cardiac surgery has a poor prognosis, with survival rates around 49%. Early diagnosis and treatment do not significantly alter outcomes, highlighting the critical nature of this complication.

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Area of Science:

  • Cardiology
  • Gastroenterology
  • Surgical Outcomes

Background:

  • Mesenteric ischemia (Me-Is) post-cardiac surgery is rare but associated with high mortality.
  • This study investigates clinical outcomes in a large patient cohort to better understand Me-Is.
  • Existing literature underreports Me-Is, despite its poor prognosis.

Purpose of the Study:

  • To analyze clinical outcomes and identify mortality predictors in patients who develop Me-Is after cardiac surgery.
  • To evaluate the impact of diagnostic and treatment strategies on Me-Is prognosis.
  • To understand the temporal relationship between cardiac surgery and the development of Me-Is.

Main Methods:

  • Retrospective analysis of 106 patients who developed Me-Is between 2009-2019 after 22,590 cardiac surgeries.
  • Stratification of patients into survivors and nonsurvivors based on outcomes.
  • Analysis of baseline characteristics, procedural data, and postoperative management.

Main Results:

  • The 30-day survival rate for Me-Is post-cardiac surgery was 49.1%.
  • Mortality predictors included high norepinephrine doses (HR 8.29), elevated lactate levels (HR 1.06), and inotrope use (HR 2.46).
  • Non-occlusive Me-Is (79.2%) was common, and laparotomy was the primary treatment in both survivor and nonsurvivor groups.

Conclusions:

  • The prognosis of Me-Is following cardiac surgery remains poor, irrespective of diagnostic or treatment approaches.
  • A critical asymptomatic postoperative period exists where pathophysiological processes become irreversible.
  • Once clinical symptoms manifest, the patient's clinical course is difficult to influence.