Penis Disorders Flashcards
Define hypospadias.
Abnormal opening on the ventral surface of the penis
Define epispadias.
Abnormal opening on the dorsal surface of the penis
Hypospadias and epispadias are due to defects in what embryologic structures?
Hypospadias- urethral folds
Epispadias- genital tubercle
What is the most common penis cancer?
SCC
What virus is associated with SCC of the penis?
HPV 16, 18
What is the difference between Bowen disease and Erythroplasia of Queyrat?
Bowen disease- CIS involving the shaft of penis/scrotum
Erythroplasia of Queyrat- CIS involving the mucosal surface of the glans and prepuce
What is the greatest risk factor for developing SCC of the penis?
Lack of circumcision
Where does SCC of the penis typically metastasize?
Inguinal and iliac lymph nodes