Doctor insights on:
Causes Of Low Potassium
See below: A low potassium level has many causes, some are due to decreased intake, some due to increase loss from the skin, gut eg loose stools, urine eg alcohol intake, tubular problems or magnesium deficiency.Others are due to shift of potassium into the cells. ...Read moreSee 1 more doctor answer
If bad diet is not cause of low potassium, what other tests need to be done? Went from 2.4 to 4.4 after i.V.- 5 days later 4.3, then 2 weeks later 3.9
Need a workup: Reference ranges are set so that a few percent of healthies fall outside on either end. If very low, it's time you get checked for a reason -- hyperaldosteronism gets missed a lot. I'm assuming you're not on meds. One little-known cause is eating lots of licorice. Best wishes. ...Read more
How quickly can doctors find the root cause of low potassium? Are there lots of tests that have to be done? I don't take any meds that would cause it.
Are there and kidney diseases that cause chronically low potassium? Even with normal bun and creatine?
Yes. : They lesions or diseases often are accompanied by high bp. There are kidney tubule defects or hormonal disturbances related to the adrenal gland function that can cause low potassium yet lab testing show normal kidney function in terms of clearance. Also medications and herbal supplements (including even exotic type of tea, licorice, or some tobaccos) can cause potassium disturbances. ...Read moreSee 1 more doctor answer
Useful in a pinch: Respectfully, for the reasons detailed by dr. Rubin, nebulized albuterol can be effective within 30 minutes to lower potassium by about 0.5 mmol/l. The effect lasts about 2 hours. Long enough for bicarbonate and Insulin therapies to start working. ...Read moreSee 1 more doctor answer
Suspect hyperaldo: High blood pressure with low blood potassium levels brings the potential diagnosis of elevated aldosterone level (hyperaldosteronism) as a possibility. There may be other reasons- for example if you are taking a BP medication that may cause low potassium levels but your BP is still elevated. This finding requires a proper medical evaluation and lab analysis. ...Read more
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