Low sodium, faint: Weakness, faint feeling can be from dehydration which is why BUN is high and sodium is on the low side. Low sodium can cause weakness- I usually see it when <130. The chest pain in a 60 year old is serious and needs to be seen in an ER today https://www.mayoclinic.org/diseases-conditions/hyponatremia/symptoms-causes/syc-203737
Answered 1/5/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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