Fig 1- Testicular scan of a pediatric case with h/o left testicular pain . Scan reveals a well defined rounded echogenic spongiform lesion at supratesticular location in the groove between upper pole of testis & epididymis. It is bulky torsed appendix of testis . Testis & epididymis were normal . Minimal peritesticular fluid was also seen .

PS - It is self limiting condition & can be managed conservatively.

See another case -http://sonodigest.blogspot.in/2013/10/blog-post_282.html?m=1