A 30-year-old male was found to have large intra-abdominal mass. Tumor positive for keratin. Answer This is a case of desmoplastic small...

A 70 year old male with a large anterior mediastinal mass. 1.What's the morphology impression? A: Germ cell tumor, favor yolk sac tumor...

A 30-year-old female with an incidental finding of supraclavicular mass with calcification. CD10 diffusely positive What's your...