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7890 Medicine

FALSE statement about potassium balance is:

AMost of potassium is intracellular
BThree quaer of the total body potassium is found in skeletal muscle
CIntracellular potassium is released into extra-cellular space in response to severe injury
DAcidosis leads to movement of potassium from extracellular to intracellular fluid
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7892 Medicine

A 41-year-old man presented to the emergency department with a 9-month history of cough, exertional dyspnea, nocturnal diaphoresis, and weight loss of 10 kg. The physical examination revealed painless, massive, discrete, rubbery cervical, supraclavicular and axillary lymphadenopathy. Plain radiography of the chest showed bilateral hilar lymphadenopathy. The serum calcium level was elevated at 16.2 mg per deciliter; serum parathyroid hormone is within normal range. Urgent treatment to be instituted for him would be

AIntravenous administration of normal saline and a bisphosphonate
BOxygen 6l/m by mask
CAntibiotics and anti-inflammatory drugs
DAnti tussive and chest physiotherapy
Medicine
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