median raphe cyst of the penis
parameatal cyst of the penis
Cysts of the median raphe are embryologic developmental anomalies of the male genitalia. Although generally present since birth, these lesions tend to manifest in adult life. Histologically the cysts are characterized by a pseudostratified epithelium in the middle dermis.Penile median raphe cysts are uncommon benign lesions occurring predominantly in the ventral aspect of the glans penis of young men.
Synopsis
epithelial lining of the cysts
- pluristratified small cells
- monolayered mucinous columnar epithelium
- columnar cell lining
- ciliated cells (12652206)
Variants
median raphe cyst with ciliated cells (12652206, 7499581)
median raphe cysts of the penis with melanosis (11028867, 2728125)
giant median raphe cyst (2728125)