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Recurrent bleeding in acute upper gastrointestinal hemorrhage: transfusion confusion
1Discipline of Family Medicine, Memorial University of Newfoundland, St. John's, Newfoundland, Canada.
CJEM
|July 6, 2007
Summary
Early blood transfusion in upper gastrointestinal (UGI) hemorrhage patients may increase rebleeding risk. This study found a higher rebleeding rate in transfused patients, suggesting a link needing further investigation.
Area of Science:
- Gastroenterology
- Hematology
- Emergency Medicine
Background:
- Acute upper gastrointestinal (UGI) hemorrhage is a frequent and serious emergency department presentation.
- Prior studies indicate blood product transfusion might disrupt the hypercoagulable state post-hemorrhage.
Purpose of the Study:
- To investigate if early blood transfusion correlates with an increased frequency of rebleeding in patients with UGI hemorrhage.
Main Methods:
- Retrospective chart review of 214 patients admitted with UGI hemorrhage.
- Inclusion criteria: hematemesis, melena, or bloody nasogastric aspirate with confirmed endoscopic UGI lesion.
- Analysis compared rebleeding rates between transfused and non-transfused patient groups.
Main Results:
- Transfused patients had a significantly higher rebleeding rate (66% vs. 29%, p < 0.001).
- Lower presenting hemoglobin levels were observed in the transfused group (86.5 vs. 119.2 g/L, p < 0.001).
- Logistic regression identified transfusion and presenting hemoglobin as independent predictors of rebleeding.
Conclusions:
- Findings support previous research linking blood transfusion to higher rebleeding rates in UGI hemorrhage.
- The retrospective nature of the study precludes definitive causal inference.
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