Komi classification of bile duct cysts

Last revised by Calum Worsley ◉ on 3 Nov 2021

Citation, DOI, disclosures and article data

Citation:

Shetty A, Worsley C, Riahi P, et al. Komi classification of bile duct cysts. Reference article, Radiopaedia.org (Accessed on 26 Mar 2023) https://doi.org/10.53347/rID-28594

DOI:

https://doi.org/10.53347/rID-28594

Permalink:

https://radiopaedia.org/articles/28594

rID:

28594

Article created:

1 Apr 2014, Aditya Shetty

Disclosures:

At the time the article was created Aditya Shetty had no recorded disclosures.

View Aditya Shetty's current disclosures

Last revised:

3 Nov 2021, Calum Worsley ◉

Disclosures:

At the time the article was last revised Calum Worsley had no recorded disclosures.

View Calum Worsley's current disclosures

Revisions:

20 times, by 7 contributors - see full revision history and disclosures

Systems:

Hepatobiliary

Sections:

Classifications

Tags:

shetty

Synonyms:

Komi classification
Komi classification of biliary duct cysts

Komi classification of bile duct cysts divides anomalous union of the pancreatico-bile ducts (AUPBD) into three types based on the angle of union of the ducts ¹.

Classification

type I: union of the ducts at a right angle to each other
- type Ia: without dilatation or
- type Ib: with dilatation of the common channel.
type II: union of the ducts with an acute angle between them
- type IIa: without dilatation or
- type IIb: with dilatation of the common channel
type III: comprises of complex patterns of accessory pancreatic ducts, with or without intricate duct networks
- type IIIa: is similar to the classic pancreas divisum with biliary dilatation
- type IIIb: characterized by the absence of the Wirsung’s duct
- type IIIc
  - type IIIc1: tiny communication exists between the main duct and the accessory ducts
  - type IIIc2: comprises of a common channel made up of common and accessory ducts of equal caliber
  - type IIIc3: total or partial dilatation of the ductal system