Description

Nishimura et al graded the appearance of the bile duct wall in choledochitis as seen on endoscopy (choledochoscopy). The authors are from Chiba Cancer Center Hospital, National Institute of Radiological Sciences in Chiba, and Funabashi Central Hospital.


 

Parameters:

(1) mucosa

(2) mucus deposits

(3) gross purulence (pus)

(4) fibrous bands

 

Parameter

Grade I

Grade II

Grade III

Grade IV

mucosa

normal

slight congestion; vascular network visible

prominent congestion; petechiae may be present

marked congested; prominent petechiae; erosions

mucus

none or flecks

few deposits easily dislodged

bulky deposits that may be confused with calculus

mucus coat may be present

pus

absent

absent

absent

may be present

fibrous bands

absent

absent

absent

may be present

 

The authors correlated the gross appearance with the histologic appearance seen on biopsies.

 


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