Cervical thymic cyst.
D001935:Branchioma / Q000175:diagnosis; D002648:Child; D003560:Cysts / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D013950:Thymus Gland / Q000002:abnormalities / Q000473:pathology*