Pathologic Quiz Case 1
Venkataramanan Srinivasan, DLO, FRCS; David S. Nicholas, MRCPath; Poole, EnglandA 60-year-old white man presented with a history of throat pain brought on by swallowing. The pain, which was centered in the left hyoid region, had started insidiously a few months earlier. He had no history of dysphonia, dysphagia, difficulty with breathing, or earache. He had stopped smoking 20 years earlier. Microlaryngoscopy with the patient under general anesthesia revealed a 1×1-cm smooth mass in the left arytenoid region. The rest of the larynx and pharynx was normal, and there were no palpable lymph nodes in the neck. The mass was excised for histopathologic examination. The patient became asymptomatic after the surgical procedure. The histologic features are shown in Figure 1 and Figure 2. An immunohistochemical stain for S100 protein is shown in Figure 3.What is your diagnosis?
Pathologic Quiz Case 2
Wesley Heartfield, MS;
ASKIN FB, WESTRA WH. RESIDENT'S PAGE: PATHOLOGY. Arch Otolaryngol Head Neck Surg. 1996;122(9):1012-1015. doi:10.1001/archotol.1996.01890210082018