14.1 - Penis

Question 1

hypospadias is opening of the urethra on the ___________ surface of the penis

Answer 1

inferior

Question 2

epispadias is opening of the urethra on the _____________ surface of the penis

Answer 2

superior

Question 3

what is the cause of hypospadias?

Answer 3

failure of URETHRAL FOLDS to close

Question 4

what is the cause of epispadias?

Answer 4

abnormal positioning of GENITAL TUBERCLE

Question 5

bladder extrophy is associated with what morphological error of penis development?

Answer 5

epispadias

Question 6

epispadias can lead to what complication?

Answer 6

bladder extrophy

Question 7

what is the characteristic histological hallmark of condyloma acuminatum?

Answer 7

koilocytic change (“raisinoid” appearance of nuclei)

Question 8

what organism is responsible for lymphogranuloma venereum?

Answer 8

c. trachomatis L1-L3

Question 9

what is bowen disease of the penis?

Answer 9

in situ carcinoma of the penile shaft or scrotum that presents as leukoplakia

Question 10

what is erythroplasia of queyrat?

Answer 10

in situ carcinoma on the glans that presents as erythroplakia

Question 11

what is bowenoid papulosis of the penis?

Answer 11

in situ carcinoma that presents as multiple reddish papules

• seen in younger patients relative to bowen disease and erythroplasia of queyrat
• does not progress to invasive carcinoma

Question 12

what are the precursor in situ lesions of the penis?

Answer 12

• bowen disease
• erythroplasia of queyrat
• bowenoid