We have posted updated reviews of the following topics:Nasal cavity, paranasal sinuses, nasopharynx > Nasal > Biphenotypic sinonasal sarcoma
by Josephine K. Dermawan, M.D., Ph.D., Laura O. Rabinowitz, M.D.
Topic summary: Recently recognized, rare, low grade soft tissue sarcoma of the sinonasal tract.
Pancreas > Exocrine tumors / carcinomas > Serous cystadenoma
by Pınar Bulutay, M.D., N. Volkan Adsay, M.D.
Prostate gland & seminal vesicles > Atypical / intraductal lesions > Atypical small acinar proliferation (ASAP), suspicious for but not diagnostic of malignancy
by Kenneth A. Iczkowski, M.D.
Topic summary: Updated topic with extensive number of original figures, expanded microscopic description, recent literature review, and board review style questions.
Stains & molecular markers > Alpha fetoprotein (AFP)
by João Lobo, M.D., Rui Henrique, M.D., Ph.D.
Testis & epididymis > General > World Health Organization (WHO) 2016 classification of tumors of the testis and paratesticular tissue
by Debra Zynger, M.D.