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Medicine

Focal Hepatic Hot Spot (‘Hot Quadrate’) Sign on Contrast‑enhanced Abdominal CT: A Telltale Pearl Indicating Superior Vena Cava (SVC) Syndrome

Maryse Lejoly, L. Delrue, K. Mortelé

2026.2.10Journal of the Belgian Society of Radiology

DOI: 10.5334/jbsr.4164

Abstract

Teaching point: Transient, topographically delineated, intense arterial enhancement in liver segment 4, associated with early filling of the dilated veins of Sappey, is a pathognomonic abdominal CT sign of superior vena cava (SVC) syndrome.

Citation format

LEJOLY, Maryse; DELRUE, L.; MORTELÉ, K. Focal hepatic hot spot (‘hot quadrate’) sign on contrast‑enhanced abdominal CT: A telltale pearl indicating superior vena cava (SVC) syndrome. Journal of the Belgian Society of Radiology, 2026, 110(1): 14.