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Factors Interfering with Delineation on MRCP of Pancreaticobiliary Maljunction in Paediatric Patients
Shun-Gen Huang1, Wan-Liang Guo2, Jian Wang1
1General surgery department, Children's Hospital of Soochow University, Suzhou, China, 215003.
Insights
Pediatric congenital choledochal cysts (CCC) larger than 30 mm and descending into the introitus pelvis impact pancreaticobiliary junction delineation. These factors are key for diagnosing pancreaticobiliary maljunction (PBM) via MRCP.
Area of Science:
- Pediatric Gastroenterology
- Medical Imaging
- Surgical Anatomy
Background:
- Congenital choledochal cysts (CCC) are rare biliary tract malformations.
- Accurate delineation of the pancreaticobiliary junction is crucial for managing CCC.
- Pancreaticobiliary maljunction (PBM) is a common association with CCC.
Purpose of the Study:
- To identify factors influencing the delineation of the pancreaticobiliary junction in pediatric patients with CCC.
- To assess the utility of Magnetic Resonance Cholangiopancreatography (MRCP) in diagnosing PBM in this cohort.
Main Methods:
- Retrospective review of 48 pediatric patients with CCC.
- Analysis of demographic data, biliary amylase levels, and MRCP findings.
- Application of univariate and multivariate logistic regression to identify significant factors for PBM diagnosis.
Main Results:
- Twenty-eight of 48 patients (58.3%) were diagnosed with PBM via MRCP.
- Age, cyst diameter >30 mm, and cyst descent into the introitus pelvis were significant factors affecting junctional delineation (P<0.05).
- Large cyst descent into the introitus pelvis independently predicted PBM detection on MRCP.
Conclusions:
- Age, cyst size, and cyst location influence the ability to delineate the pancreaticobiliary junction in pediatric CCC patients.
- Significant cyst descent into the introitus pelvis is an independent predictor of PBM detection using MRCP.
- These findings aid in the accurate diagnosis and management of PBM associated with CCC.
Background:
The aim of this study was to assess factors for delineating the pancreaticobiliary junction in the presence of pediatric congenital choledochal cysts (CCC) using Magnetic resonance cholangiopancreatography (MRCP).
Methods:
Retrospective review of medical records for 48 patients with CCC was conducted, including demographics, biliary amylase and MRCP findings if available. With univariate and multivariate logistic regression, we measured significant factors affecting pancreaticobiliary maljunction(PBM) diagnoses by MRCP.
Results:
Of the subjects enrolled with CCC. Twenty-eight cases had PBM according to MRCP. Univariate analysis confirmed that age, cyst diameter > 30 mm and cysts that descended to the introitus pelvis affected junctional delineation and detection of PBM (P<0.05). Stepwise logistic regression analysis confirmed large cysts in the introitus pelvis predicted pancreaticobiliary junctional delineation in MRCP and these data agreed with the literature. A correlation between cyst diameter and the length of the common channel was found as was cyst diameter and biliary amylase although there were no significant differences between them.
Conclusions:
Age, cyst diameter >30 mm and descending cysts into the introitus pelvis affected junctional delineation of the pancreatic and bile duct in PBM with MRCP. Large cyst descension into the introitus pelvis was an independent factors affecting PBM detection.
