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A member asked:
Have lupus & pots. having low blood pressures, lightheaded, nightsweats, extreme nigttime polyuria. md ordered 24 hr urine sodium collection. why?
A doctor has provided 1 answer
To differentiate : In prerenal failure like from dehydration sodium will be too low in the urine.In true renal failure like that can happen in Lupus you will not be able to conserve the sodium and will leak . So by this test doctors can learn a lot
Answered 4/4/2016
1.4k views
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Related Questions
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