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Updated: Jun 28, 2026

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Biliary dyskinesia.

Melina C Vassiliou1, William S Laycock

  • 1Department of General Surgery, Division of Minimally Invasive Surgery, Dartmouth-Hitchcock Medical Center, One Medical Center Drive, Lebanon, NH 03756, USA.

The Surgical Clinics of North America
|November 11, 2008
PubMed
Summary
This summary is machine-generated.

Functional biliary tract disorders like gallbladder dyskinesia (GBD) and sphincter of Oddi dysfunction (SOD) require specific diagnostic and treatment approaches. Early diagnosis and intervention, such as cholecystectomy for GBD and sphincterotomy for SOD, can improve patient outcomes.

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Area of Science:

  • Gastroenterology
  • Hepatobiliary Medicine
  • Functional GI Disorders

Background:

  • Biliary tract functional disorders encompass gallbladder dyskinesia (GBD) and sphincter of Oddi dysfunction (SOD).
  • These conditions present distinct diagnostic challenges and treatment pathways.
  • Understanding their specific characteristics is crucial for effective patient management.

Purpose of the Study:

  • To delineate the diagnostic criteria for GBD and SOD.
  • To outline recommended treatment strategies for each condition.
  • To provide an overview of managing functional biliary disorders.

Main Methods:

  • Gallbladder dyskinesia (GBD) diagnosis relies on cholecystokinin (CCK) cholescintigraphy with a low gallbladder ejection fraction (GBEF < 35-40%).
  • Sphincter of Oddi dysfunction (SOD) diagnosis is confirmed by manometry showing elevated basal pressures (>40 mm Hg).
  • Treatment considerations include cholecystectomy for GBD and endoscopic sphincterotomy for SOD.

Main Results:

  • GBD is diagnosed via CCK cholescintigraphy, indicating impaired gallbladder motility.
  • SOD, often seen post-cholecystectomy, presents with biliary or pancreatic symptoms.
  • Manometry is the gold standard for SOD diagnosis, identifying elevated sphincter pressures.

Conclusions:

  • Patients with GBD should undergo cholecystectomy, despite potentially less favorable outcomes than calculous disease.
  • Sphincter of Oddi dysfunction (SOD) management may involve endoscopic sphincterotomy for patients with elevated pressures.
  • Accurate diagnosis of GBD and SOD is key to appropriate therapeutic interventions.