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Hypokalemia mimicking a herniated vertebral disc
Patrick Roman Delhey1, Boris Michael Holzapfel2, Karl-Georg Kanz3
1Klinikum rechts der Isar, Technical University Munich, Department of Trauma Surgery, Ismaningerstrasse 22, D-81675 Munich, Germany.
The Spine Journal : Official Journal of the North American Spine Society
|November 13, 2013
Summary
Hypokalemia, a rare cause of paralysis, can mimic a herniated disc. Prompt diagnosis and electrolyte replacement led to immediate recovery in a patient presenting with leg weakness and back pain.
Area of Science:
- Neurology
- Endocrinology
- Emergency Medicine
Background:
- Herniated vertebral discs are a common cause of paralysis, but other conditions like infections, tumors, and neurological diseases can also lead to paralysis.
- Hypokalemia, a rare but life-threatening condition, can cause paralysis and cardiac arrest, mimicking symptoms of a herniated disc.
Observation:
- A 25-year-old female presented with back pain and lower extremity neurological deficits after a fall, initially suspected to be a herniated disc.
- Clinical examination revealed significant muscle weakness and diminished reflexes in both legs.
Findings:
- Radiographic imaging initially suggested a fracture, but CT scan did not confirm it.
- Laboratory results revealed severe hypokalemia (1.7 mEq/L).
Implications:
- This case highlights the importance of considering hypokalemia in patients with paralysis and neurological deficits, especially when initial imaging is inconclusive.
- Early diagnosis and prompt electrolyte replacement are crucial for managing hypokalemia, preventing life-threatening cardiac complications, and ensuring rapid patient recovery.
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