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5051 Medicine

A 16-year-old girl is brought to the physician because of a 1-month history of visual disturbances. She has been walking into doors and unable to see people unless they stand directly in front of her. Her menses have been irregular and have disappeared over the past few months. Physical shows visual deficits in both eyes in temporal areas. Nasal visual fields are within normal limits. Cranial MPh shows a mass inferior to the hypothalamus. Which of the following hormones do the cells found n the mass most likely produce?

AOxytocin
BSomatostatin
CThyroid releasing hormone
DThyroid stimulating hormone
Medicine
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5053 Medicine

A 70-year-old woman, previously in good health, is found to have an asymptomatic monoclonal immunoglobulin peak on serum electrophoresis. Her physical examination is normal, as is her CBC, electrolytes, renal function and calcium level. A skeletal survey does not reveal any osteolytic lesions and a bone-marrow aspirate reveals 5% plasma cells. Which of the following is the most likely diagnosis?

Amonoclonal gammopathy of uncertain significance (MGUS)
Bmultiple myeloma
CWaldenstrom macroglobulinemia
Damyloidosis
Medicine
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