Biliary ultrasound

• GB wall is normally <3-4mm
  • Measure the ant wall with a short-axis view
  • Causes:
    • 1. Acute cholecystitis
    • 2. Ascites
    • 3. CHF
• CBD
  • Measure from inner to inner
  • Normal is up to 4mm to age 40 (add 1mm per decade thereafter)
• Acalculous cholecystitis
  • GB is >10cm long & >4 cm wide

See Also

Ultrasound (Main)

Source

Sonoguide