It can be via various routes as well. This is from the skin and respiratory system. Therefore, you want to take that in account when assessing if the patient is at risk for fluid volume deficient OR fluid volume overload. Intake and Output Quiz. Carter, P.
What is the best indicator of fluid balance in the body? What does a positive fluid balance indicate? Why are the elderly more at risk of fluid imbalance? What is a good fluid balance? How do you maintain fluid balance? Should urine output equal fluid intake? How much fluid is needed for normal fluid balance in adults?
When should a fluid balance chart be completed? Why do we use fluid balance charts? What is positive balance urine output? What factors decrease your fluid output? Take your ouput and divide it by the amount of hours since the last measurement. On the same note consistently high volumes polyuria would also be reported unless expected from, say, lasix. You'd obviously be assessing other things as well.
Specializes in ICU. Has 5 years experience. Has 40 years experience. This is a very good question to be asking. Actually, Norma M.
Strictly speaking, in theory, yes, the intake should equal the output. However, it is almost nearly impossible to be able to accurately measure all the output from a person's body. Fluid in our body is found within the body cells intracellular , surrounding the cells interstitial and within the blood vessels intravascular.
It is our bodies' principal chemical component, comprising, on average, 60 percent of our weight. In obese individuals and the elderly, total body fluid can be significantly lower. Fluid is constantly being lost by the body through perspiration, expired air as water vapour , urine, feaces , and negligible amounts in tears and saliva.
It is replaced in our daily basic intake of food and drink. There is no easy answers as to how much water a person is required to drink each day. Studies have produced varying recommendations over the years, but in truth, each individual water requirements depend on many factors, including his health and how active he is.
Return to Top Monitoring Fluid Balance Monitoring of fluid balance is required for people with renal failure, electrolyte imbalance, or severe vomiting and diarrhea. It is also necessary for people with nasogastric tubes and drainage collection devices. In addition, those receiving intravenous therapy and those taking medicines such as diuretics and corticosteriods also need to have their fluid balance monitored. These measurements are important to help evaluate a persont fluid and electrolyte balance, to suggest various diagnosis, and allows for prompt intervention to correct the imbalance.
All amounts must be measured and record in milliliters. Do not estimate the amount. If the person is able to cooperate, he should be encouraged to help in keeping an accurate record of his daily fluid intake and output. At the end of a hours period, add up the total intake and output. Evaluate the person's fluid status in relation to the disease process, medication regimen, diet, and activity ordered by your healthcare professionals.
The person is said to be in negative fluid balance if his output is greater than his intake. Conversely, a positive fluid balance occurs when intake is greater than output. If the difference is alarming, consult your doctor.
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