hepatobiliary imaging (Tc-HIDA)
The hepatobiliary scan (Tc-99m DISIDA or MBF) is the initial procedure
of choice to diagnose acute cholecystitis.
- Sensitivity . . . . . . . . . . . . . . . . . . . . . 95%
False negatives:
- Specificity . . . . . . . . . . . . . . . . . . . . . 95%
False positives:
- non-fasting state
- alcoholism
- parenteral nutrition (TPN)
- acute pancreatitis
- recent narcotic use
- hepatocellular disease
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© 2002, C.E. Kahn, Jr.
2002-04-18