Graves disease
85% of cases of hyperthyroidism are associated with diffuse hyperplasia, Graves disease. (Left) There is
variation in the size and shape of the follicles which contain thin and watery colloid. (Right). There is a prominent
lymphoid infiltrate in the interstitium. The colloid in the follicles has a scalloped appearance.
Contributed by Dr. Ron DeLellis
1 minute clinical correlation