Table 2:

Neuroimaging abnormalities associated with developmental venous anomalies

MRI AbnormalitiesNeonatal Perioda (n = 15)Last Follow-Upa (n = 10)
WM T2 signal abnormalities7Reduced 2/5
Stable 1/5
Complete regression, 2/5
Restricted diffusion foci4Total regression, 2/2
Hemorrhagic foci8Gliosis with or without hemosiderin deposits, 3/3
Multiple CCM2bStable, 1/2
Growth, 1/2
PMG2Stable, 2/2
Calcifications2Stable, 2/2
Triventricular hydrocephalus1Resolution, 1/1c
Draining venous varix thrombosis1Recanalization, 1/1

  • Note:—PMG indicates polymicrogyria.

  • ↵a Some patients presented with ≥1 DVA-related complication.

  • ↵b Includes 1 neonate with cerebrofacial venous metameric syndrome.

  • c Postendoscopic third ventriculostomy.