Vanishing testis
Encyclopedia
Vanishing testis refers to the disappearance of one or other testis during embryo
nic or foetal development.
It is one of the causes of monorchism
, and is thought to be due to intrauterine testicular torsion
.
Embryo
An embryo is a multicellular diploid eukaryote in its earliest stage of development, from the time of first cell division until birth, hatching, or germination...
nic or foetal development.
It is one of the causes of monorchism
Monorchism
-Causes:This can be due to:* One testicle not descending into the scrotum during normal embryonic or fetal development , 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,...
, and is thought to be due to intrauterine testicular torsion
Testicular torsion
Testicular torsion is when the spermatic cord to a testicle twists, cutting off the blood supply. The most common symptom is acute testicular pain and the most common underlying cause is a congenital malformation known as a "bell-clapper deformity". The diagnosis is often made clinically but if it...
.