Afferent-loop Syndrome

Afferent-loop syndrome is obstruction of the afferent loop after Billroth-II gastrojejunostomy, causing biliary/pancreatic stasis, presenting with postprandial RUQ pain, bilious vomiting without food, and cholangitis/pancreatitis. Treatment: NPO/IV fluids; nasogastric decompression; antibiotics for cholangitis; urgent surgical revision (conversion to Roux-en-Y or loop reconstruction); treat pancreatitis; monitor for bilious sepsis; follow-up imaging.

Common Symptoms

Postprandial RUQ pain; bilious vomiting; cholangitis; post-Billroth II

Causes and Pathogenesis

Afferent-loop kinking/obstruction causes biliary/pancreatic stasis.

Treatment

NPO/IV fluids; decompression; antibiotics; surgical revision

Preventive Measures

Careful Billroth reconstruction; monitor post-op symptoms.

Department to Visit

It is recommended to visit the Gastroenterology/Gastrointestinal-surgery/Emergency department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.