PubMed:10511308 JSONTXT

{"project":"PubmedHPO","denotations":[{"id":"T1","span":{"begin":68,"end":83},"obj":"HP_0200040"},{"id":"T2","span":{"begin":115,"end":131},"obj":"HP_0010788"},{"id":"T3","span":{"begin":126,"end":131},"obj":"HP_0002664"}],"text":"Unusual sonographic appearance of an epidermoid cyst of the testis.\nEpidermoid cyst of the testis is a rare benign testicular tumor with varied sonographic appearances. We present a case in which two specific ultrasonographic patterns were seen: (1) an \"onion ring\" configuration of alternating hyperechoic and hypoechoic regions, described previously as being characteristic of this lesion, and (2) a heterogeneous region with multiple punctate hyperechoic foci."}