PathMD Quizes, Anatomic Anatomic – 04 October 29, 2017 peferguson Make sure to subscribe to PathMD to stay up to date with new content and features!! 1. A 50 year old male presents with a breast mass. Based on the following images representative of the histology and immunohistochemistry, what is the best diagnosis? CD34 expression DesminLeiomyosarcomaMyofibroblastomaFibromatosisAngiomyolipomaLeiomyoma 2. A 65 year old male is noted to have a retroperitoneal mass by imaging. Based on the morphology and images below, what is the best diagnosis? H&E CK7 CK20 HepPar-1 VimentinRenal Cell CarcinomaAdrenal Cortical CarcinomaHepatocellular CarcinomaSquamous Cell CarcinomaLung Adenocarcinoma 3. Which of the following is the most common location for metastatic neoplasms?LiverSpleenBrainLungAdrenal gland 4. A 70-year-old male undergo cystoscopy for intermittent hematuria. Based on the histologic findings in the images below, what is the best diagnosis? Low power Medium power High powerUrothelial carcinoma with squamous differentiationHigh Grade Papillary urothelial carcinoma, noninvasiveLow Grade Papillary urothelial carcinoma, noninvasiveUrothelial carcinoma, micropapillary variantUrothelial carcinoma in situ 5. A cystoscopy was performed on a 70-year-old male who was found to have a marbled to golf ball sized lesion in the bladder. A transurethral resection was performed, and the slides along with the appropriate immunohistochemical stains are shown. Based on the findings, what is the best diagnosis? H&E section of the bladder tumor–medium power H&E section of bladder tumor-high power. CD56 expression in the tumor cells. GATA-3 expression in the tumor cells. TTF-1 expression in the tumor cells.Poorly Differentiated Neuroendocrine Carcinoma-Bladder primaryMetastatic small cell carcinoma from lungPeripheral Neuroectodermal Tumor (PNET)High-Grade Basaloid Urothelial Carcinoma Loading...