Developmental venous anomaly

Case contributed by Dr Prashant Gupta

Presentation

h/o recurrent seizures

Patient Data

Age: 10 yrs
Gender: Male
Race: Indian/Pakistani
Modality: MRI

The FLAIR images are apparently normal.

post contrast images show enhancing cortical venous tributaries in left parietal cortex converging into a large draining vein (yellow arrows) that further drains into a subependymal vein.

no evidence of ischemia or edema seen.

Case Discussion

Developmental venous anomalies(DVA) aka venous angioma represent variations of normal venous drainage rather than true malformations.

usually asymptomatic

consist of tortuous tributary veins that converge on an enlarged draining vein giving a "caput medusae" appearance.

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Case Information

rID: 18145
Case created: 13th Jun 2012
Last edited: 15th Dec 2015
Inclusion in quiz mode: Included

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