A subtotal thyroidectomy specimen consisting of the left lobe and the isthmus from a 51 y/o male who presented with a slow growing left thyroid mass. The left lobe of the thyroid is completely replaced by an 11 cm greyish-white tumor with areas of hemorrhage and necrosis. Microscopically, it was follicular carcinoma of thyroid. Case courtesy of: Dr. Sanjay D. Deshmukh, Professor of Pathology, Smt. Kashibai Navale Medical College, Pune, India.