Pathology of Male Genital System. Jan Laco, M.D., Ph.D. Summary. 1. Penis and scrotum 2. Testis and epididymis 3. Prostate. 1. Penis and scrotum. a. malformations b. inflammatory lesions c. neoplasms. 1a. malformations. Hypospadias + epispadias
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Jan Laco, M.D., Ph.D.
= abnormal location of distal urethral orifice
+ outer genital anomalies
= stenosis of prepuce (+ acquired)
smegma infection, urinary retention
= stenotic prepuce in coronal sulcus
penis congestion, infarction
> 35 years
shaft of penis + scrotum: grey-white firm plaque
+ visceral neoplasms
glans penis + prepuce: soft, reddish patch
young men, sex, brown papules, HPV 16
– blastoma in situ !!!
+ inflammation, tumor
+ torsion, injury
chronic form infertility
+ prostate + seminal vesicles
!!! most common male tumors in 3rd and 4th decades !!!
fibrous septa + lymphocytes
+ hemorrhages, necrosis
irregular large cells
Schiller – Duvall bodies
puberty – benign
> puberty – uncertain
– LN – paraaortic
- blood – lungs, liver, brain, bones
- non - seminomas
from urethra, urinary bladder, cystoscopy
spread to urinary tract
cysts, bi-layered epithelium, c. amylacea
!!! NO relationship to carcinoma !!!
- lungs, liver
– glandular differentiation + growth structure