A 27 year old woman was jogging on her treadmill,as she did every day,but noticed her pulse reached 160 beats per minute within 60 seconds on the track.She quickly exhausted herself.She sought advice from her GP who found out she was also losing weight.The GP also noticed a large,bulging thyroid gland in her neck.The gland was later removed,and a representative section is shown in the right side of the accompanying photomicrograph,with normal tissue for comparison on the left.Which one of the following is the best diagnosis?

Question

Quizplus · Accepted Answer

Graves' disease causes hyperthyroidism,and histologically shows infolding of the follicular epithelium into papillary structures (P).Scalloping (S)of the colloid,from resorption,is also prominent.

A 27 Year Old Woman Was Jogging on Her Treadmill,as