Median Raphe Cyst

Synonyms

Genitoperineal raphe cyst; Mucoid cyst of the penile skin; Parameatal cyst

Definition

Median raphe cyst is a cyst arising along the midline of the ventral side of the male genital area. It is commonly thought to be secondary to anomalies in fusion between genito-urethral folds and urethral plate. It is mostly asymptomatic, but it can enlarge owing to infection or trauma, or during adolescence, thus interfering with urinary and sexual functions.

Clinical Features

• Incidence

  It is a rare lesion, with no reported studies about the exact incidence of occurrence.

• Age

  Median raphe cyst often arises in childhood but may become evident later during growth. This could explain the bimodal peak of incidence in age that has been observed (childhood and young adults).

• Sex

  Male.

• Site

  Median raphe cyst may potentially arise from any site on the ventral side of the genital area, including the parameatus, glans penis, penile shaft, scrotum, and perineum.

• Treatment

  The suggested treatment is...