Condition Specific Radiology: Developmental Venous Anomaly

OVERVIEW

This page is dedicated to covering how the condition developmental venous anomaly will appear on different types of imaging studies.

BASIC CHARACTERISTICS

Fundamentally, a developmental venous abnormality refers to a congenital abnormality of the veins that drain the brain.

Image source

Here are some general features of this condition that might be appreciated across modalities:

  • Caput medusa sign: can also look like a “palm tree”. Characterized by veins draining into a single larger collecting vein, which in turn drains into a dural sinus or into a deep ependymal vein.
X-RAY

Key features of the appearance of this condition on this imaging modality are:

 

COMPUTERIZED TOMOGRAPHY (CT-SCAN)

Key features of the appearance of this condition on this imaging modality are:

 

MAGNETIC RESONANCE IMAGING (MRI)

Key features of the appearance of this condition on this imaging modality are:

 

Page Updated: 08.09.2017