Assessment of Hyperkalemia: Video, Anatomy, Definition & Function | Osmosis

Question

A 26-year-old male presents to the emergency department with diffuse muscle aches and fatigue. He was brought via EMS after he suddenly collapsed while running a marathon. The patient has some shortness of breath and is having difficulty urinating. He is otherwise healthy and does not take any medications. Temperature is 37.0&#176;C (98.6&#176;F), pulse is 107/min, respirations are 22/min, blood pressure is 121/64 mmHg, and O2 saturation is 96% on room air. On physical exam, the patient is pale-appearing, has diffuse tenderness to palpation of the upper and lower extremities, and is noted to have increased work of breathing. A catheterized urine specimen appears dark. This patient&#8217;s electrocardiogram is most likely to show which of the following? &#160;

Accepted Answer

Hyperacute T-waves and wide QRS complexes

Answer

Prolonged QT interval&#160;

Answer

Flattened T-waves and U-waves &#160;

Answer

Shortened QT interval

Answer

Polymorphic ventricular tachycardia

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Hyperkalemia

Pathology

Renal system