Pediatrics Proximal muscle weakness atrophy in a child with PEM due to which electrolyte disturbance: A Hypokalemia B Hypomagnesemia C Hypophosphatemia D Hypocalcemia 💡 Explanation Proximal muscle weakness atrophy in a child with PEM due to which electrolyte disturbance: ✓ Correct Answer: C. Hypophosphatemia