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HYPOKALAEMIA |
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git loss: |
acute or chronic diarrhoeas, including laxative abusepersistent vomiting [hypokalaemic, hypochloraemic alkalosis]gi fistulas uterosigmoid anastamosis malabsorption syndrome drainage or aspiration of gi contents paralytic ileus [sequestration of K]villous adenoma WDHA syndrome [VIPoma] |
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renal losses: |
renal disease: |
renal tubular acidosis [types 1 and 2]diuretic (recovery) phase of acute tubular necrosisafter relieving urinary obstruction |
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extra-renal causes: |
thiazides and loop diuretics Bartter's syndrome Conn's syndrome secondary hyperaldosteronism: CHF, nephrotic syndrome, liver disease� Cushing's syndrome alkalosis (any cause)osmotic diuresis, eg. DKA (especially treatment of)hypercalcaemia hypomagnesaemia |
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other: |
parenteral feeding with inadequate K supplementation insulin treatment (entry of K into cells) |
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