Criteria for Outcome Following Therapy for Biliary Obstruction

The outcome following therapy for a biliary stricture or other obstruction can be graded based on clinical, laboratory and imaging findings.

Parameters:

(1) clinical symptoms

(2) laboratory test status (serum alkaline phosphatase and total bilirubin)

(3) imaging studies (cholangiography, HIDA scan, other)

Clinical Symptoms	Laboratory Tests	Imaging Studies	Outcome
asymptomatic	normal	normal	excellent
asymptomatic	borderline change	borderline change	good
improved compared to before therapy	elevated	abnormal	fair
persistent (unchanged)	elevated	abnormal	poor
worse	elevated	abnormal	poor

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