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Hypothyroidism is an important secondary cause of elevated total cholesterol and LDL cholesterol.

Adult bone cannot increase in length when stimulated by an excess of growth hormone because of the lack of epiphyseal cartilage, but they do increase in width by periosteal growth.  In adults, an excess of growth hormone causes which of the following conditions:

Which of the following laboratory results indicate that your diabetic patient has achieved acceptable glycemic control on her current medication regimen?

Which of the following tests is used to monitor the levothyroxine (Synthroid) dose when treating primary hypothyroidism?

A 42-year-old woman presents with a palpable thyroid nodule. It is 1.5 cm in size, and it is located in the right lobe without regional lymphadenopathy. Upon questioning, she denies noticing this or any increase in the size of her thyroid. She denies hoarseness, a personal or family history of thyroid disease, and thyroid cancer. Which of the following interventions is the most accurate test to further approach diagnosis of thyroid cancer?

Which of the following types of insulin is associated with an onset of action within 15-30 minutes?

All of the following clinical features may be commonly associated with a diagnosis of hypothyroidism EXCEPT:

A patient with Type I diabetes receives a dose of NPH insulin subcutaneously at   8:00AM.  At approximately what time would you expect the peak action for that dose?

Which of the following clinical findings is a risk factor for thyroid cancer?

A 32-year-old man presents with a solitary, firm thyroid nodule found on routine physical exam. He denies any heat or cold intolerance, palpitations, weight loss or gain, hoarseness, dysphagia, sore throat, or neck discomfort. Patient denies knowledge of previous head or neck irradiation. There is no cervical lymphadenopathy on examination. The remainder of the HEENT exam is normal. TSH, thyroxine, thyroglobulin, and thyroid antibody levels are all within normal limits. Thyroid scanning with radioactive iodine reveals 2 cm ‘cold’ nodule (i.e., absence of uptake) in the left lobe of the thyroid gland.  Based on this information, which of the following conditions is the most likely diagnosis for this patient?