adj.(of the testis) remaining in the abdomen instead of descending into the scrotum

[The familial undescended testis]
The role of testicular vascular anatomy in the salvage of high undescended testes
Effect of synthetic luteinizing hormone-releasing hormone on the release of gonadotropins in hypophysogonadal disorders of children ...
Carcinoma-in-situ of the undescended testis
Testicular function after orchiopexy for unilaterally undescended testis
Surgical Treatment of Unilaterally Undescended Testes: Testicular Growth After Randomization to Orchiopexy at Age 9 Months or 3 Years
Undescended testis: a dual lesson.
The undescended testis in adult life.
Is there a correlation between organochlorine compounds and undescended testes?
Carcinoma in situ of the undescended testis.