Testicular tumors

Question 1

composed of cytotrophoblasts and synctriotrophoblasts

Answer 1

Choriocarcinoma

Question 2

May present initially with gynecomastia

Answer 2

Leydig cell tumor

Sertoli cell tumor

Question 3

Elevated AFP

Answer 3

Yolk sac tumor

Teratoma

Question 4

Elevated B-hCG

Answer 4

Choriocarcinoma
Embryonal carcinoma
Teratoma

Question 5

Most common testicular tumor

Answer 5

Seminoma

Question 6

most common testicular tumor in infants and children up to 3 years of age

Answer 6

Yolk sac tumor

Question 7

Most common testicular tumor in men over age 60

Answer 7

Testicular lymphoma

Question 8

Histologic appearance similar to koilocytes (cytoplasmic clearing)

Answer 8

Seminoma

Question 9

Histologically may have alveolar or tubular appearance sometimes with papillary convolutions

Answer 9

Embryonal carcinoma

Question 10

Composed of multiple tissue types

Answer 10

Composed of multiple tissue types

Question 11

Histologic endodermal sinus structures (Schiller-Duval bodies)

Answer 11

Teratoma

Question 12

25% have cytoplasmic rod-shaped crystalloids of Reinke

Answer 12

Yolk sac tumor

Question 13

Androgen-producing ad associated with precocious puberty

Answer 13

Leydig cell tumor

maaaaybe Sertoli cell tumor