EN Flashcards
Indications for EN
inadequate or expected inadequate oral intake 7-14 days
Contraindications
obstruction, severe GIB, GI malabsorption, EN failed, no GI access
Critically ill when to start EN
24-48 hrs
Water in Standard formula
82-85%/liter
Water in 1.5 cal/cc formula
76-78%/L
Water in 2 cal/cc formula
70%/L
Tap water for flushes?
Adequate for healthy populations, but nosocomial infections in critically ill or immune compromised
Soluble Fiber
inc Na and water absorption
Insoluble Fiber
Dec transit time by inc fecal weight
Immune enhancing formula
beneficial with major surgery vs. critical illness=ASPEN dec vent, dec infection, dec LOS but no overall impact on mortality
Hang time OPEN SYSTEM
8 hrs
Hang time CLOSED SYSTEM
24-48 hrs
Hang time RECONSTITUTED
4 hours
What slows gastric emptying
opiates/meds, dec BP, sepsis, anesthesia, autoimmune dz, rapid TF rate, cold sol’n, inc fat sol’n
What meds can aid slow gastric emptying
prokinetic agent, anit-emetics