Cord sign

Last edit by Alaric Steinmetz on

Synonyms: Cord sign

The cord sign refers to a hyperdense rope-like appearance of a thrombosed vein or sinus in a native CT examination[^1]. The cord sign is an important pathognomic radiological indication of cerebral or sinus vein thrombosis.

Imaging

Cord sign in CT
Illustration of a CT with a cord sign (black arrow). Figure adapted from 10.1001/archneur.60.9.1314