Obesity Flashcards
what is obesity
condition of abnormal or excessive fat accumulation in adipose tissue, to extent health is impaired
what is a healthy bmi
18.5-24.9 kg/m2
threshold for obesity
30+ = clinically obese
what drives obesity
genetics and environment diet exercise screen time education level poverty social deprivation
what other co-morbidities is obesity associated with
depression sleep apnoea stroke mi bowel cancer peripheral vascular disease gout hypertension diabetes osteoarthritis
action of leptin?
helps inhibit hunger
how do we assess individuals with obesity
determine degree of overweight or obesity
assess lifestyle, co-morbidities and willingness to change
how can we manage those with obesity
lifestyle changes drug treatment consider referral to specialist care specialist assessment and management surgery + follow up
what is a drug used for obesity
orlistat -
gastric and pancreatic lipase inhibitor
reduces dietary fat absorption by 30%
side effects
abdominal pain
faecal urgency
steatorrhoea - fatty oily stools
when can you consider surgery for bariatric surgery
bmi of 40kg/m2 or more
35-40 and other comorbids
30-35 for newly diagnosed t2dm
what are the requirements for surgery
non surgical methods failed
generally fit for anaesthesia
commitment to need for long term follow up
receiving or will receive specialist management
when is surgery first line
when bmi is above 50
what is gastric bypass
top part of stomach is joined to small intestine - feel fuller soon and dont absorb as much calories
what is a gastric band
band is placed around stomach so dont need to eat as much to feel full
