# A true trilobed gallbladder, an extremely rare gallbladder malformation

**Authors:** Bewuketu Kefyalew, Alamirew Beneberu

PMC · DOI: 10.1016/j.radcr.2026.01.012 · 2026-02-05

## TL;DR

This paper reports the second known case of a rare gallbladder malformation with three interconnected lobes.

## Contribution

The study presents the second documented case of a true trilobed gallbladder, distinguishing it from other gallbladder anomalies.

## Key findings

- A true trilobed gallbladder is an extremely rare malformation.
- The three lobes are interconnected by narrow necks and drain through a single cystic duct.

## Abstract

Congenital anomalies of gallbladder are very rare and a true trilobed anomaly of the gallbladder is extremely rare that there is only a single case report in the world literature. This case presents the second case of a true trilobed gallbladder, a different entity from the triple gallbladders, where 3 different lobes of the gallbladder are interconnected to each other by a narrow neck like communication and drains to a single cystic duct through one of the lobes.

## Full-text entities

- **Diseases:** Congenital anomalies of gallbladder (MESH:D005706), gallbladder malformation (MESH:D005705)

## Figures

2 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12906164/full.md

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Source: https://tomesphere.com/paper/PMC12906164