[Portal cavernomas in children. Apropos of 2 cases].
D000008:Abdominal Neoplasms; D000794:Angiokeratoma; D002648:Child; D006392:Hemangioma, Cavernous; D006801:Humans; D008099:Liver; D011169:Portal Vein; D012878:Skin Neoplasms
ABDOMINAL NEOPLASMS; ANGIOKERATOMA; PORTAL VEIN