COMSAE 110 Exam Tested Questions & Revised Correct Answers | IMAGES INCLUDED | UPDATED!! COMSAE 110 Exam Tested Questions & Revised Correct Answers | IMAGES INCLUDED | UPDATED!!

COMSAE 110 Exam Tested Questions
& Revised Correct Answers
| IMAGES INCLUDED | UPDATED!!


1) Give 5 germ cell testicular tumors.
ANSWER
Seminoma
Embryonal carcinoma
Teratoma
Yolk sac tumor
Choriocarcinoma
2) Seminoma:
malignant or benign?
painless or painful?
same as female ____
infancy or adulthood?
micro
elevated ____
prognosis
ANSWER Most common testicular tumor

,Malignant
Painless
Same as female ovarian dysgerminoma
Adults
Micro: large cells in lobules w/ watery cytoplasm & "fried egg"
appearance
Elevated placental ALP (PLAP)
Good prognosis




3) Embryonal carcinoma:
malignant or benign?
painful or painless?
gross morphology
micro morphology
elevated ____
ANSWER Malignant
Painful
Gross: hemorrhagic mass w/ necrosis
Micro: glandular/papillary morphology mixed w/ other tumor
types

,Elevated BhCG




4) Teratoma
Mature = malignant in adult males
Benign in children & females
5) Yolk sac tumor
Malignant
Aggressive
Yellow, mucinous
Schiller-Duval bodies resemble primitive glomeruli
INCREASED AFP
Most common in children <3yo
*yolk SAC tumor = Schiller-Duval bodies, inc AFP & Children




6) Choriocarcinoma:
malignant or benign?
disordered _____ tissue
metastases?

, elevated ____
2 other s/s
Malignant
Disordered trophoblastic tissue
Mets to lung & brain
Elevated BhCG
Gynecomastia & hyperthyroidism


7) Give 3 non-germ cell testicular tumors
Leydig cell tumor
Sertoli cell tumor
Primary testicular lymphoma
Leydig cell tumor:
malignant or benign?
micro morphology?
other s/s
Benign
Golden brown color + Reinke crystals (eosinophilic cytoplasmic
inclusions)
Inc androgens & estrogen = precocious puberty