Obesity & Bariatric Flashcards
Describe the energy balance equation
energy intake - energy expense = delta weight
Describe ghrelin
- hunger hormone
- increased levels after weight loss
- normal circadian fluctuations
What can happen to metabolism after weight loss
metabolism slows the longer the weight loss is maintained
What does a mutation in the FTO gene result in
Obesity, normal functioning stores fat in beige adipocytes, dysfunctioning stores fat in yellow fat which is kept longer
What does the presence of the ankyrin-B gene result in
obesity d/t glucose storage prioritization rather than usage
Describe the etiology of obesity
Describe the lifestyle modification considerations in obesity
Describe the medication considerations in managing obesity
Describe the surgical considerations in managing obesity
Describe the 3 major bariatric surgeries & a few complications
Describe some early & late post-op bariatric surgery complications
What is obesity hypoventilation syndrome aka Pickwickian syndrome characterised by
- restrictive respiratory pattern
- chronic hypoxemia with respiratory acidosis
- secondary to chest wall heaviness causing inability of proper lung expansion d/t obesity
- tx with CPAP & bari surgery
