If a patient with acute renal failure gains 2 lb in 24 hours,the cause is likely to be

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In patients with acute renal failure,sudden increases in weight are usually caused by fluid retention.Most such patients have very little appetite,and so they are unlikely to gain fat;they are also inactive,and so they are unlikely to increase muscle mass.Also,gains in muscle mass and fat stores tend to be slow.Urea retention does not cause an increase in weight.

If a Patient with Acute Renal Failure Gains 2 Lb