Snapshot A 36-year-old woman complains of several weeks of hoarseness and difficulty swallowing. She also feels a sense of fullness in her neck. On physical exam there is a palpable, nontender swelling in the front of her neck that moves with swallowing. There is no cervical lymphadenopathy. Lab studies show decreased TSH. Ultrasound of the neck reveals a 2.5 cm hypoechoic thyroid nodule with calcifications and thyroid scintigraphy shows decreased iodine uptake of the nodule compared to surrounding tissues. Introduction Overview login to view 3 more bullets Epidemiology Incidence login to view 2 more bullets Demographics login to view 2 more bullets Risk factors login to view 7 more bullets Classification Papillary login to view 13 more bullets Follicular carcinoma login to view 11 more bullets Medullary login to view 13 more bullets Anaplastic login to view 4 more bullets Presentation Symptoms login to view 3 more bullets Physical exam login to view 3 more bullets Imaging Thyroid scintigraphy (radioactive iodine uptake test) login to view 12 more bullets Ultrasonography login to view 12 more bullets Studies TSH levels login to view 4 more bullets Serum calcitonin login to view 1 more bullet Fine needle aspiration (FNA) login to view 7 more bullets Differential Benign thyroid nodule login to view 4 more bullets Treatment Medical login to view 11 more bullets Surgical login to view 5 more bullets Prognosis Papillary login to view 1 more bullet Anaplastic login to view 1 more bullet