title: Ultrasonographic appearance of splenic echinococcal cyst.
mesh_terms: D004443:Echinococcosis / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013154:Spleen / Q000473:pathology; D013158:Splenic Diseases / Q000175:diagnosis*; D014463:Ultrasonography