FREE NEET PG MCQ on 22 Oct 2016

Neet Pg

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 DAILY FREE MCQ CHALLENGE for Medical PG Preparation

Question
All of the following electrolyte abnormalities can predispose patients to develop digoxin intoxication, EXCEPT:

A. Hypokalemia
B. Hyponatremia
C. Hypercalcemia
D. Hypomagnesemia

TIPSImportant Question from NEET PG

Answer : B. Hyponatremia
Explanation : 

Hypokalemia, hypomagnesemia and hypercalcemia can predispose patients to develop digoxin intoxication.

Manifestations of digoxin toxicity includes:

  • Fatigue
  • GI (anorexia, nausea, vomiting, diarrhea, and abdominal pain)
  • Neurologic (blurred vision, visual color changes, headache, dizziness, and delirium)
  • Cardiac arrhythmias (classically supraventricular tachycardia with AV block)


Reference : 
Lank P, Corbridge T, Murray PT. Toxicology in Adults. In: Hall JB, Schmidt GA, Kress JP. eds. Principles of Critical Care, 4e.


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