IF and malnutrition Flashcards
what is ulna length an estimate of
height
what does hand grip dyamometry assess
upper muscle strength
what does mid upper arm circumference reflect
muscle mass and subcutaneous fat
what does tricep skin fold thickness provide
estimate of total body fat
what does waist circumference tell you
predictor of CV risk
what does IF result from
inability to maintain adequate nutrition or fluid status via the intestines
type I
Self-limiting short term postoperative or paralytic ileus
type II
Prolonged, associated with sepsis and metabolic complications. Often related to abdominal surgery with complications
type III
Long term but stable – home parenteral nutrition often indicated
where is type III taken care of
wards to home
what will investigations show
dec albumin, ADEK and zinc
treatment of type I
self limiting - replace fluid and electrolytes
PPIs
in type I IF what do you do if they cant tolerate food or fluid
parenteral nutrition
what do u give to preserve Mg in type I IF
alpha hydroxycholecalciferol
enteral nutrition
Delivery of nutrition into the stomach, duodenum, or jejunum via a tube.
what do you feed patients with in perioperative period
enteral nutrition
enteral nutrition contraindications
- Lower G.I. obstruction
- Prolonged ileus
- Severe vomiting/diarrhoea
- Fistulae
- Intestinal ischaemia
enteral nutrition complications
incorrect insertion
rupture and perforation - bleeding
reflux
GI intolerance or irritation
what is the first choice for enteral nutrition short term feeding
nasogastric
when is Parenteral Nutrition used
when patients cant be fed enterally
what is the tunnelled catheter in parenteral nutrition insertion guided by
US
when is parenteral nutrition used over ET feeding
SBS
non functioning GI tract
motility disorder
IBD with severe malabsorption
dangers of parenteral nutrition
sepsis
SVC thrombosis
line fracture
liver disease
what feeding is given in type II IF
parenteral and possible enteral
