Eating disorders Flashcards
1
Q
Define Refeeding syndrome
A
Life-threatening metabolic complication of refeeding via
any route after a prolonged period of starvation.
2
Q
What is the pathophysiology of Refeeding syndrome?
A
Pt has ↓food which causes ↓insulin. Fat/Protein catabolism occurs and intracellular PO4↓
When Pt is refed ↑insulin due to ↑carbs so PO4 uptake into cells ↑ → hypophosphataemia
3
Q
What are the signs/symptoms of Refeeding syndrome?
A
Rhabdomyolysis Respiratory insufficiency Arrhythmias Shock Seizures Due to ↓K, ↓Mg, ↓PO4
4
Q
What patients are at risk of Refeeding syndrome?
A
Anorexia nervosa Malignancy Alcoholism GI surgery Starvation
5
Q
How do you manage Refeeding syndrome?
A
Identify at risk patients in advance - liase with dietician
Parenteral and oral PO4 supplementation
Manage any complications
