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Effect of biliary decompression on reticuloendothelial function in jaundiced rats.
J W Ding1, R Andersson, U Stenram
1Department of Surgery, Lund University, Sweden.
The British Journal of Surgery
|July 1, 1992
Summary
Reticuloendothelial system (RES) function gradually recovers after relieving obstructive jaundice. Impaired RES activity early post-surgery may increase sepsis risk in jaundiced patients.
Area of Science:
- Gastroenterology and Hepatology
- Immunology
- Surgical Research
Background:
- Obstructive jaundice significantly impairs reticuloendothelial system (RES) function.
- Early postoperative complications like sepsis and renal insufficiency are common in jaundiced patients.
Purpose of the Study:
- To investigate the recovery pattern of RES function after relieving obstructive jaundice.
- To correlate RES function recovery with liver histopathology and function tests.
- To understand the implications of early RES dysfunction on postoperative outcomes.
Main Methods:
- A rat model of obstructive jaundice was created using bile duct ligation and choledochoduodenostomy.
- RES function was assessed by radiolabeled Escherichia coli clearance and organ uptake, calculating the corrected phagocytic index.
- Liver histopathology and liver function tests were monitored over 5 weeks post-decompression.
Main Results:
- Histopathological liver changes persisted for 5 weeks, despite normalized liver function tests.
- RES function, measured by radiolabeled E. coli clearance, gradually returned to normal post-biliary decompression.
- Severely impaired RES activity was observed 1 week after surgery.
Conclusions:
- RES function recovery is a gradual process following the relief of obstructive jaundice.
- Early postoperative RES impairment may contribute to increased sepsis and renal insufficiency incidence.
- Monitoring RES function could be crucial for managing jaundiced patients undergoing biliary decompression.