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Cryptorchidism, also known as undescended testis, is the failure of one or both testes to descend into the scrotum. The word is from Ancient Greek κρυπτός (kryptos) ' hidden ' and ὄρχις (orchis) ' testicle '. It is the most common birth defect of the male genital tract. [1]
Undescended testicles. Also known as cryptorchidism, undescended testicles occur when one or both testicles fail to fully migrate into the scrotum during development.
Lack of testicle development in men (size < 4 ml, whereas the normal range is between 12 and 25 ml). [2] Primary amenorrhoea (failure to start menstruation). [8] Poorly defined secondary sexual characteristics. [3] Micropenis in 5-10% of male cases. [2] Cryptorchidism (undescended testicles) at birth. [2] Low levels of the gonadotropins LH and ...
An undescended testicle is not a serious or life-threatening condition, though it may cause the animal discomfort at times. This condition can be corrected by surgery to place the testicle in the correct position, but most ridglings are gelded to remove the testicle altogether.
Low testosterone can cause many ... testosterone is the main male sex hormone that’s mainly produced in the testicles, ... This can include having undescended testicles from early childhood ...
Testicular atrophy is a medical condition in which one or both testicles (or "testes") diminish in size and may be accompanied by reduced testicular function. Testicular atrophy is not related to the temporary shrinkage of the surrounding scrotum , which might occur in response to cold temperature.
One testicle not descending into the scrotum during normal embryonic or fetal development (3–4% of 'normal' live births), also known as undescended testis or cryptorchidism. In this case the testis is within the abdominal cavity, somewhere along the normal route of descent – most commonly, within the inguinal canal.
Undescended testicles affect 1% of males and are 10% bilateral. The cause is unknown, with a small percentage associated with developmental abnormalities or chromosomal aberrations. [citation needed] Early orchiopexy reduces the risks for cancer and sterility in males with cryptorchidism, or undescended testes. [citation needed]