Tag Hypokalaemia
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ECG Case 101

51 yr old female who presented with chronic vomiting. She has a history of rheumatoid arthritis and paroxysmal atrial fibrillation. Her medications include sotalol and rivaroxaban.
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Hypokalaemic Periodic Paralysis

Hypokalaemic Periodic Paralysis; rare channelopathy; muscle weakness/paralysis with a matching fall in K+ levels; starts in adolescence; weakness may be mild -> full body paralysis
CCC Critical Care compendium 340

Hypokalaemia

Hypokalaemia: the most common electrolyte abnormality in hospitalised patients; mostly caused by drugs and GI disease
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You can beat the feeling

It’s a busy night shift in the ED (as always) and one of the Interns comes to present a case to you. He’s seen a 23 yr old female who has presented with lethargy and weakness. While you're listening to the Intern your phone rings — it's the lab calling to tell you the patient’s potassium is 1.9 mmol/L.
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Waxing and Waning Weakness

A 50 year old Chinese female presents with severe weakness. She has a history of previous similar episodes that self-resolved. What's going on?
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ECG Case 006

30-year old patient presenting with generalised weakness. Describe and interpret this ECG. Hypokalaemia
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Hypokalaemia

ECG changes in hypokalaemia. Decreased extracellular potassium, myocardial hyperexcitability and potential to develop re-entrant arrhythmias