Table 1 Classification of VMs according to Puig et al. (2003)
From: Image guided sclerotherapy for the treatment of venous malformations
VM type | Lesion characteristics |
|---|---|
I | Little to no interaction with adjacent vasculature |
II | Drainage of lesion into physiologic venous circulation |
III | Drainage of lesion into dysplastic vasculature |
IV | Lesion comprised largely of ectatic veins |