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Retroperitoneal Laparoscopic Debridement and Drainage for Pancreatic Abscess
Published on: March 15, 2024
An evidence-based manual for abdominal paracentesis
Angela McGibbon1, Grant I Chen, Kevork M Peltekian
1Division of Gastroenterology, Department of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada.
Digestive Diseases and Sciences
|March 30, 2007
Summary
This study offers evidence-based guidelines for detecting ascites and performing paracentesis. It highlights key diagnostic findings and the safety of paracentesis for managing ascites.
Area of Science:
- Medical Diagnostics
- Gastroenterology
- Clinical Procedures
Background:
- Ascites, the accumulation of fluid in the abdominal cavity, requires accurate detection and management.
- Diagnosing the cause of ascites is crucial for effective treatment.
- Paracentesis is a common procedure for both diagnostic and therapeutic purposes in ascites management.
Purpose of the Study:
- To provide evidence-based approaches for ascites detection.
- To outline best practices for performing paracentesis.
- To guide the ordering and interpretation of tests for ascites etiology.
Main Methods:
- A comprehensive Medline literature search was conducted.
- 731 relevant articles were identified, with 50 selected for analysis.
- Evidence synthesis was used to establish diagnostic and procedural recommendations.
Main Results:
- Sensitive findings for ascites detection include ankle edema (93%), increased abdominal girth (87%), flank dullness (84%), and bulging flanks (81%).
- Paracentesis is a safe procedure with complication rates (<1% for bleeding and leakage).
- Ascitic fluid polymorphonuclear cell count >or=250 cells/mm(3) is highly sensitive (86%-100%) for spontaneous bacterial peritonitis; the serum-ascites albumin gradient aids in identifying portal hypertension-related ascites.
Conclusions:
- Paracentesis is a safe and essential procedure for patients with new-onset ascites.
- An algorithmic approach to diagnostic testing and interpretation is valuable for determining ascites etiology and guiding management.
- Effective management of refractory ascites can be achieved through large-volume paracentesis.
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