Cited by 30Abdominal vascular conditions and treatmentsSepsis Diagnosis and TreatmentAbdominal Surgery and Complications

Biological scoring system for early prediction of acute bowel ischemia after cardiac surgery: the PALM score

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Zogheib, Elie, Cosse, Cyril, Sabbagh, Charles, Marx, Simon, Caus, Thierry, Henry, Marc, Nader, Joseph, Fumery, Mathurin +8 more·2018·Annals of Intensive Care

Abstract

BACKGROUND: Bowel ischemia is a life-threatening emergency defined as an inadequate vascular perfusion leading to bowel inflammation resulting from impaired colonic/small bowel blood supply. Main issue for physicians regarding bowel ischemia diagnosis lies in the absence of informative and specific clinical or biological signs leading to delayed management, resulting in a poorer prognosis, especially after cardiac surgery. The aim of the present series was to propose a simple scoring system based on biological data for the diagnosis of bowel ischemia. METHODS: In a retrospective monocentric study, patients admitted in cardiac ICU, after cardiovascular surgery, were screened for inclusion. According to a 1:2 ratio (case-control), matching between two groups was based on sex, type of cardiovascular surgery, and the operative period (per month). Patients were divided into two groups: "ischemic group" which corresponds to patients with confirmed bowel ischemia and "non-ischemic group" which corresponds to patients without bowel ischemia. Primary objective was the conception of a scoring system for the diagnosis of bowel ischemia. Secondary objectives were to detail the postoperative morbidity and the diagnostic features for the distinction between acute mesenteric ischemia and ischemic colitis. RESULTS: Forty-eight patients (1.3%) had confirmed bowel ischemia ("ischemic group"). According to the 2:1 matching, 96 patients were included in the "non-ischemic group." Aspartate aminotransferase > 449 UI/L, lactate > 4 mmol/L, procalcitonin > 4.7 μg/L, and myoglobin > 1882 μg/L were found to be independently associated with bowel ischemia. Based on their respective odds ratios, points were assigned to each item ranging from 4 to 8. AUROCC [95% confidence interval] of the scoring system to diagnose bowel ischemia was 0.93 [0.91-0.95], p < 0.001. The optimal threshold after bootstrapping was ≥ 14 points; this yielded a sensitivity of 85.4%, a specificity of 94.8%, a positive likelihood ratio of 16.42, a negative likelihood ratio of 0.15, a Youden's index of 0.802, and a diagnostic odds ratio of 106.62. CONCLUSIONS: A biological scoring system based on PCT, ASAT, lactate, and myoglobin measurement allows the diagnosis of bowel ischemia after cardiac surgery with high accuracy. This score could help clinician to propose an early diagnosis and an early treatment in this high mortality disease.

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Authors
Zogheib, E., Cosse, C., Sabbagh, C., Marx, S., Caus, T., Henry, M., Nader, J., Fumery, M., Bernasinski, M., Besserve, P., Trojette, F., Renard, C., Duhaut, P., Kamel, S., Regimbeau, J.-M., & Dupont, H.
Affiliations
  • Inserm (FR)
  • Centre Hospitalier Universitaire Amiens-Picardie (FR)
Corresponding author
Zogheib, Elie
Venue
Annals of Intensive Care
Publisher
Elsevier BV
Published
2018
Volume
8
Issue
1
Pages
46
ISSN
2110-5820 (ISSN-L)
OpenAlex
W2802697942
Cited by
30
References
32
Citations by year
2026: 2 · 2025: 3 · 2024: 7 · 2023: 3 · 2022: 7 · 2021: 3 · 2020: 4 · 2019: 1
FWCI
2.08
Type
journal article
Language
en
Open access
Locations
  • Annals of Intensive Care (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, other-oa)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • HAL (submittedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
  • LillOA (Université de Lille (University Of Lille)) (submittedVersion)
Topics
  • Health Sciences › Medicine › Surgery › Abdominal vascular conditions and treatments
  • Health Sciences › Medicine › Epidemiology › Sepsis Diagnosis and Treatment
  • Health Sciences › Medicine › Pulmonary and Respiratory Medicine › Abdominal Surgery and Complications
Keywords
intestinal ischemia, cardiac surgery, acute mesenteric ischemia, ischemic colitis, procalcitonin, aspartate aminotransferase, lactate, myoglobin, early diagnosis, postoperative morbidity, cardiac intensive care unit, prognostic factors, diagnostic accuracy, case-control matching

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