aproctia

anus

 [a´nus] (pl. a´nus) the opening of the rectum on the body surface. The anus. Left, Endoanal magnetic resonance image of the sphincter muscles. High-definition images can be obtained by using an endoanal MRI coil. Right, Explanatory diagram (coronal view in a normal patient). From Aspinall and Taylor Robinson, 2001. imperforate anus congenital absence of the normal opening of the rectum. Called also anal atresia and atresia ani.

a·proc·ti·a

(ă-prok'shē-ă), Congenital absence or imperforation of the anus. [G. a- priv. + prōktos, anus]

aproctia

An obsolete term for:
(1) Anal agenesis; 
(2) Imperforate anus.

a·proc·ti·a

(ă-prok'shē-ă) Congenital absence or imperforation of the anus. [G. a- priv. + prōktos, anus]