For patients in the oliguric phase of acute renal failure, fluid needs are
a. less than 1 L.
b. 1 mL/kg body weight.
c. double the amount of output.
d. the amount of output plus 500 mL.
D
In the oliguric phase of acute renal failure, fluid needs are the amount of output (urine, vomitus, and diarrhea) plus 500 mL per day. The amount cannot be based on an arbitrary figure or body weight because the ability of the kidneys to produce urine varies greatly between patients.
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