Houma, LA
A 21-year-old male asked:
My potassium, serum level was marked as low at (3.5.) i have a cardiac arrhythmia. can this level potassium worsen it?
1 doctor answer • 2 doctors weighed in
Dr. Mark Saffordanswered
Critical Care 35 years experience
"Normal lab values": A value of 3.5 is "low normal". If there is a concern for cardiac rhythm disturbances a value of 4.0 is preferred. Below 3.5 increases risk of arrhythmia.
861 viewsReviewed >2 years ago
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Last updated Dec 30, 2016
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