WebA cryptorchid horse, also called a rig or ridgling, is a horse with failure of one or both testicles to descend in the fetus from a position behind the kidneys, along the wall of the abdomen, and into the scrotum. The testicle usually reaches the scrotum before birth. WebCryptorchidism is a failure of one or both testicles to descend into the scrotum. It is the most common disorder of sexual development in dogs. The condition has a genetic basis and can be inherited from either parent. If both testicles are affected, the dog is sterile.

Testicular Teratoma in a Unilateral Right-Sided Abdominal Cryptorchid Horse

http://vetrepropath.com/DSD/DSD_equine/DSD_equine.html WebWhen one or both testicles (testes) are not descended in the scrotum, the horse is called a rig, ridgling, or cryptorchid. Cryptorchidism is a developmental defect in both animals and humans. It is important in the horse because: the retained testis does not produce fertile sperm but does produce testosterone which gives the stallion its ... shaoxing minsheng pharmaceutical co. ltd

famous cryptorchid stallions

WebThe cause is uncertain, but cryptorchidism probably results from multiple factors, including the following: Improper traction of the gubernacular (i.e., fetal cord that attaches to the testis) Abnormal intra‐abdominal pressure Epididymal differentiation and maturation abnormalities Improper attachment of gubernaculum testis WebSchrimpf R, Metzger J, Martinsson G, Sieme H, Distl O. Implication of FKBP6 for Male Fertility in Horses. Reprod Dom Anim 2015; 50: 195–199. ... Cryptorchid horses have an equal distribution of the undescended testis - there is an equal number affected on the left and right side. Those that are on the left side are usually intra-abdominal. WebCurrent evidence clearly shows a variable degree of primary intrinsic gonadal dysgenesis with a frequent impairment of fertility in the cryptorchid testis, regardless of the time of treatment. Early surgery may decrease the ultimate loss of testicular function superimposed on the congenital dystrophy, thus diminishing the ultimate loss of ... shaoxing rainbowe machinery co. ltd