Aphallia

Aphallia is a rare congenital anomaly in which the penis is absent, usually because it did not develop during embryogenesis. It can affect urinary and reproductive function and requires individualized medical care.

Connect

Genital tubercle: An embryonic structure that develops into the penis or clitoris. Aphallia is associated with failure of the genital tubercle to form or develop normally.
Congenital anomaly: A structural or functional condition present from birth, arising during development before birth. Aphallia is classified as a congenital structural anomaly.
Pediatric urology: The medical and surgical specialty focused on urinary and genital conditions in children. Pediatric urologists assess urinary anatomy and plan care for aphallia.
Genital reconstruction: Surgery intended to create or alter external genital structures. Its goals, risks, and outcomes are central to long-term aphallia management.
Urogenital sinus: An embryonic cavity that contributes to parts of the urinary and reproductive tracts. Its development and connections help determine where urine drains in aphallia.
Hypospadias: A congenital condition in which the urethral opening is on the underside of the penis rather than at its tip. Unlike aphallia, hypospadias involves an existing penis with an unusually positioned urethral opening.
Urinary diversion: A procedure that creates or redirects a route for urine to leave the body. It may be considered when the existing urinary outlet cannot drain safely.
Sex assignment: The designation of an individual's sex, usually recorded at birth, based on available biological information. Aphallia can make decisions about sex assignment medically and ethically complex.
Embryogenesis: The process by which an embryo forms and develops. Aphallia originates during the formation of external genital structures.
Micropenis: A penis that is substantially smaller than expected for age and developmental stage. Aphallia means the penis is absent, not merely unusually small.