It would lower the red blood cell concentration, why is this better than having low blood pressure?
In: Biology
Benefit vs. Risk.
When a patients blood pressure drops so low that their Mean Arterial Pressure doesn’t allow them to perfuse any of their organs, diluting the blood is the least of their worries. Your body will make more blood cells, and eventually you’ll urinate the excess water.
But keep in mind, blood pressure has numerous mechanisms, so IV saline obviously isn’t a catchall. Just one way to address the issue depending on the cause.
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