PN Flashcards
Indications for PN
diffuse peritonitis, obstruction (unable to bypass), intractable N/V, inadeq intestinal absorption, GI ischemia, ileus, unable to place TF, nutrient req more than able to be met via GI tract
Duration of PN
over 7 days
CHO Source: Glycerin ? cals/gram
4.3= sugar alcohol
PRO Source: Renal uses
Essential AA, dillute
Hepatic AA
Branched chain AA with dec AAA
Stress AA
Branch chain AA with normal AAA
FAT Source: If egg allergy
test dose 1cc/min x 30 mins
FAT component in US
soybean
How much Vit C in standard MVI for PN
200 mg
How much thiamin/folic acid in standard MVI
6 mg/600 mcg
Extra zinc (4-30 mg/d) for what reasons?
diarrhea, ulcer, wounds, aid GI Fx, drugs Ampho B, cisplatin, diuretics
Iron Dextrose in what kind PN
2:1 only
Sodium Ferric gluconate
not compatible
Iron Sucrose
neonatal AA 2:1
Dec L-carnitine in what GI d/o
fat malabsorption
2:1 PN uses what filter
.2 micron (better)
3:1 PN uses what filter
1.2 micron (larger particles get thru)
PPN Facts
3-7 days, good veins (PIVs), osmolarity 600-900, phlebitis risk, large total volume, not good with renal failure, CHF
High osmolarity components
AA 10 mosm/gram, Dextrose 5 mosm/gram, Ca Gluc 1.4/meq, K/Na 2/meq
Dextrose rule
3-5g/kg/min or 7g/kg/day Safe Practice Guidelines
Fat rule
2.5g/kg/day (adult)
Cath occlusion-thrombic
instill anti-thrombotic agent, drug/lipid precipitation
Cath occlusion- non-thrombic
drug related (identify drug), HCl-Acid or Na Bicarb-base
Inc LFTs r/t PN Tx
transaminases (Inc LFTs)-suspect PN if occur after PN 2 weeks, normalizes with d/c PN
Inc Alk Phos
seen with bone disease
Inc Bilirubin
GB sludge/stones, seen often in peds with jaundice
Hepatobiliary Complications caused by what
Multifactorial, disease, excess Gluc, 24hr infusion, lack of enteral stimulation, bacterial overgrowth in sm bowel, infection/sepsis, sterols in IV fat (toxicity)
What level of Inc TG in PN Tx do you adjust therapy
Max 400, dec IVFE 400-500, hold IVFE over 500-immunosuppresants, poor glucose control