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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Hypokalemia is a characteristic feature of toxicity with:-
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The correct answer is  Mechanism of toxicity of Barium: Hypokalaemia and neuromuscular blockade: Rapid onset of marked hypokalaemia, characteristic of barium intoxication is due to sequestering of potassium by muscle cells. Barium clogs exit channel for potassium ions in skeletal muscle cells. Barium stimulates striated, smooth and cardiac muscle resulting in violent peristalsis, aerial hypeension and arrhythmias.