Squamous Carcinoma of Pyriform Sinus

Squamous Carcinoma of Pyriform Sinus • View of the larynx from opened up posteriorly. • White arrow points to vocal cord on right. • Blue arrow points to normal pyriform sinus on right. • Black arrows point to enormous granular tan mass filling up and distorting left pyriform sinus. (Description By:Melinda Sanders, M.D. ) (Image Contrib. by:Melinda Sanders, M.D. UCHC )