title: Ultrasonographically undetectable cavernous hemangioma of the liver: can all hemangioma be detected by ultrasonography?
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006392:Hemangioma, Cavernous / Q000175:diagnosis*; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography