A patient with severe diarrhea develops a condition characterized by a low level of potassium ions in the blood. What is the term for this condition?

A Hyperkalemia
B Hypokalemia ✓
C Hyponatremia
D Hypernatremia

Explanation

Hypokalemia is a condition characterized by a low level of potassium ions in the blood, often caused by severe diarrhea, vomiting, or certain medications.

Mnemonic

'Hypo' = low, 'kalemia' = potassium in blood

Source

Harrison's Principles of Internal Medicine
Electrolytes and Acid-Base Balance Pathophysiology Electrolyte Imbalances Medium MEDICAL Confidence: high