Medicine A 12-year-old child with Renal tubular acidosis type 1 is having muscle cramps and weakness. ECG shows all except? A T wave inversion with U waves B ST depression C Heart rate of 75 beats per minute D Absent P waves 💡 Explanation A 12-year-old child with Renal tubular acidosis type 1 is having muscle cramps and weakness. ECG shows all except? ✓ Correct Answer: D. Absent P waves