Nutrition Flashcards
A third of all deaths in children under 5?
Malnutrition
Causes of malnutrition ?
Preterm CKD Short gut syndrome (bowel resection or IBD) Cerebral palsy CHD Malignant disease or chemotherapy
Anthropometric nutritional assessment ?
Weight
Height
MUAC mid upper arm circumference
Skinfold thickness
When is MUAC severe?
Red
Less than 115 mm
What MUAC reflects?
Skeletal muscle mass
Screening for malnutrition
Independent of age
When is enteral good by jejnum needed?
When there is vomiting
When to consider gastrostomy?
When enteral nutrition is required more than 6 weeks
What is provided in parenteral nutrition?
Energy in the form of glucose (plus fat emulsion) Nitrogen in AA resembling egg protein Vitamins and trace elements Electrolytes Macronutrients
Side effect of PN?
Zinc deficiency causing erythematous rash around mouth and anus.
Monitor
Reasons for long term PN?
Enteropathy (severe diarrhea in early life)
Long segment hirschpung disease
Short bowel (from gastoschisis or volvulus)
PN short term given in?
Long term? And why?
Short peripheral vein
Long centeral venous catheter (reliable venous access and allows infusion of hyperosmolar solutions)
Complications of CVC PN?
Sepsis
Blockage
Venous thrombus
Intestinal failure associated liver disease
Weight for height is a measure of what? Reflects?
Measure of wasting
Acute malnutrition
Height for age a measure of? Reflects?
Measure of stunting
Index of chronic malnutrition
In severe protein and energy malnutrition they are predisposed to deficiency in ?
K
Zinc
Mg
Vitamin A
Who oral rehydration solutions problem?
Instead give?
Contains high sodium 75+ mmol/L
But low K
ReSomal
IV fluids only needed?
In shock
Introduction of iron in severe malnutrition ?
Delayed to 2 weeks!
Risk of stunting?
Obese adults
Non communicable disease
Susceptible to illness
Fall behind in school
Vitamin D deficiency results from?
UVB inadequate exposure
Deficient intake
Defective metabolism of VD
If VD deficiency didn’t present with classical rockets how could they present? When is this commonly seen?
Symptoms of hypocalcemia
Seizures
Neuromuscular irritability (spasms = tetany)
Apnea
Stridor
Cardiomyopathy
Before 2 years of age when a high demand of Ca for rapidly growing bone results in hypocalcemia before rickets
Drugs interfering with VD metabolism?
Phenobarbitals
Phenytoin
Earliest sign of rickets?
Cranio-tabes pressing over occipital or posterior parietal
Harrison sulcus in VD represents ?
Softened ribs attachment to with the diaphragm