Monorchism

Abstract
CONGENITAL absence of one testis or both testes is still considered rare. Since the advent of surgical treatment for "cryptorchidism," however, an increasing number of cases of monorchism or anorchism have been reported. Gruber,1 in 1878, reviewed the literature for a period of three hundred years and was able to verify only 23 cases of monorchism and 7 cases of anorchism. In the more recent literature, Thorek and Thorek2 reported, in 1933, a case of monorchism. Rea,3 in 1938, reviewed the literature and found 40 reported cases of anorchism or monorchism. Of these, 11 were bilateral, and 29 unilateral. He . . .