johnson Flashcards
(33 cards)
what is marasmus malnutrition
starvation-associated
what is kwashiorkor malnutrition
protein malnutrition
IBW
2.3(inches over 60) + 45.5 if woman, 50 if man
degrees of malnutrition and % weight loss
<5%: small degree of malnutrition
5-10%: potentially significant degree of malnutrition
>10%: definitely significant degree of malnutrition
Healthy BMI
19-24.9
BMI malnutrition
17-19 is mild
16-17 is moderate
<16 is severe
BMI percentiles children
<5th percentile: underweight
5-84th percentile: healthy
85-94th percentile: overweight
>95th percentile: obese
waist circumference
> 35 women
40 men
is increased risk for obesity-related complications
laboratory assessments for nutritional status
albumin, transferrin, prealbumin (transthyretin), c-reactive protein, total lymphocyte count, delayed cutaneous hypersensitivity testing
albumin half life
18-20 days
albumin is increased by __
dehydration, steroids, insulin, infection
albumin is decreased by ___
edema, renal dysfunction, nephrotic syndrome, diet, burns, HF, cirrhosis, trauma, sepsis
transferrin half life
8-9 days
transferrin is increased by ___
iron deficiency, pregnancy, hypoxia, estrogen
transferrin is decreased by __
infection, cirrhosis, burn, cortisone, testosterone
prealbumin half life
2-3 days
prealbumin is increased by
renal dysfunction
prealbumin is decreased by ____
cirrhosis, hepatitis, stress, surgery, inflammation, CF, burs, Zn deficiency
fluid needs adult
30-40 ml/kg/day
fluid needs children <10 kg
100 ml/kg/day
fluid needs children >10 kg
1000 ml
+
50 ml/kg/day for each kg btwn 11-20
+
20 ml/kg for each kg >20
what increases fluid needs
fever, vomiting, ostomy/fistula drainage, diarrhea, glycosuria, heat, hyperventilation, sweating
what decreases fluid needs
heart failure, renal failure, SIADH
what is the protein requirement for normal healthy adult
0.8
