USMLE® Step 1 style questions USMLE
USMLE® Step 2 style questions USMLE
A 5-year-old boy is brought to the office because his parents noticed a lump on his right testicle. He does not complain of any pain or discomfort and has no significant past medical history. Laboratory studies show elevated alpha-fetoprotein and normal hCG. Which of the following features would be most likely to be seen on histologic analysis of the mass?