The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature

Choledochal cysts (CCs) are rare occurrences presenting as dilatations of biliary structures, which can present as single or multiple dilatations and can appear as both intra- and extrahepatic anomalies. The most widespread classification of CCs is the Todani classification, but there have been nume...

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Main Authors: Adrian Miron, Liliana Gabriela Popa, Elena Adelina Toma, Valentin Calu, Radu Florin Parvuletu, Octavian Enciu
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/13/6/1059
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author Adrian Miron
Liliana Gabriela Popa
Elena Adelina Toma
Valentin Calu
Radu Florin Parvuletu
Octavian Enciu
author_facet Adrian Miron
Liliana Gabriela Popa
Elena Adelina Toma
Valentin Calu
Radu Florin Parvuletu
Octavian Enciu
author_sort Adrian Miron
collection DOAJ
description Choledochal cysts (CCs) are rare occurrences presenting as dilatations of biliary structures, which can present as single or multiple dilatations and can appear as both intra- and extrahepatic anomalies. The most widespread classification of CCs is the Todani classification, but there have been numerous reports of cysts that do not fall into any of the types described. We present such a case—a male patient 36 years of age who underwent preoperative CT, MRCP, and ERCP, which mistakenly indicated a type II Todani CC, and intraoperatively was found to be located at the confluence of the hepatic ducts and encompassed the origin of the common bile duct. Complete resection of the cyst and the proximal segment of the common bile duct was performed, and reconstruction was carried out by Roux-en-Y double-tutorized hepaticojejunostomy. Considering the risk of malignant transformation, the frequent preoperative misdiagnosis, as well as the technically challenging surgery required in such cases, we advocate for a revision of the classification and raise awareness of the need for guidelines regarding the proper short-term and long-term management of this disease to ensure adequate quality of life and disease-free survival for patients.
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spelling doaj.art-ca82c808b2054e218eb6db6ba85bf5ce2023-11-17T10:33:46ZengMDPI AGDiagnostics2075-44182023-03-01136105910.3390/diagnostics13061059The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the LiteratureAdrian Miron0Liliana Gabriela Popa1Elena Adelina Toma2Valentin Calu3Radu Florin Parvuletu4Octavian Enciu5Faculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, RomaniaFaculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, RomaniaFaculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, RomaniaFaculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, RomaniaElias Emergency University Hospital, 011461 Bucharest, RomaniaFaculty of Medicine, Carol Davila University of Medicine and Pharmacy, 050474 Bucharest, RomaniaCholedochal cysts (CCs) are rare occurrences presenting as dilatations of biliary structures, which can present as single or multiple dilatations and can appear as both intra- and extrahepatic anomalies. The most widespread classification of CCs is the Todani classification, but there have been numerous reports of cysts that do not fall into any of the types described. We present such a case—a male patient 36 years of age who underwent preoperative CT, MRCP, and ERCP, which mistakenly indicated a type II Todani CC, and intraoperatively was found to be located at the confluence of the hepatic ducts and encompassed the origin of the common bile duct. Complete resection of the cyst and the proximal segment of the common bile duct was performed, and reconstruction was carried out by Roux-en-Y double-tutorized hepaticojejunostomy. Considering the risk of malignant transformation, the frequent preoperative misdiagnosis, as well as the technically challenging surgery required in such cases, we advocate for a revision of the classification and raise awareness of the need for guidelines regarding the proper short-term and long-term management of this disease to ensure adequate quality of life and disease-free survival for patients.https://www.mdpi.com/2075-4418/13/6/1059choledochal cystsTodani classificationhepaticojejunostomy
spellingShingle Adrian Miron
Liliana Gabriela Popa
Elena Adelina Toma
Valentin Calu
Radu Florin Parvuletu
Octavian Enciu
The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
Diagnostics
choledochal cysts
Todani classification
hepaticojejunostomy
title The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
title_full The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
title_fullStr The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
title_full_unstemmed The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
title_short The Curious Case of the Choledochal Cyst—Revisiting the Todani Classification: Case Report and Review of the Literature
title_sort curious case of the choledochal cyst revisiting the todani classification case report and review of the literature
topic choledochal cysts
Todani classification
hepaticojejunostomy
url https://www.mdpi.com/2075-4418/13/6/1059
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