Obesity flashcards.txt

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Author:
wvan24
ID:
178044
Filename:
Obesity flashcards.txt
Updated:
2012-10-16 09:21:51
Tags:
Obesity 12 endo
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Description:
Obesity for 2-12 endo
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  1. Normal Body weight. BMI?
    28.5-24.9
  2. Overweight. BMI?
    25-29.9
  3. Class I obesity. BMI?
    30-34.9
  4. Class II obesity. BMI?
    35-39.9
  5. Class III obesity. BMI?
    >40
  6. Equation for true BMI>
    weight/height2 = kg/m2
  7. Equation for approx BMI?
    pounds/inches2 x 704
  8. Minimum body fat for females to have regular menstruation?
    13-17%
  9. Complications of Amenorrhea?
    Infertility and an earlier onset of osteoporosis
  10. Minimum Body fat for males?
    3%
  11. Male complications of BMI < minimum?
    "Chronic fatigue, immuno compromisation"
  12. Which is worse visceral fat or subqutaneous fat?
    Visceral
  13. "Which is more significant, Upper or lower body?"
    Upper
  14. Diseases for which obesity is a Major risk factor?
    • HTN
    • CHD
    • T2DM
    • Hyperlipidemia
    • Gout
    • CHF
    • Death
    • thromboembolic disease
    • Low HDL
    • Gallstones
    • Sleep apnea
    • Restrictive lung
    • Colo-rectal cancer
    • Breast cancer
  15. Etiologies for Obesity
    • High fat/caloric intake
    • Increased food volume intake
    • Decreased physical activity
    • genetic (Prader-Willi syndrome)"
  16. Prader-Willi Syndrome
    most common genetic cause of MARKED obesity
  17. Prevalence of Secondary obesity
    <1%
  18. Endocrine causes of secondary obesity
    Hypo- or hyperthyroidism; Cushing's
  19. Weight reduction goals
    10% (initial); 1-2lbs/wk; lose in 10lb increments; motivation
  20. Formula for maintenance calories
    Current weight x 13 - 500calories/day = 1lb/wk weight loss
  21. Who gets a low calorie diet?
    BMI>25 with comorbities
  22. What is a low calorie diet?
    800-1000 calories/day (.8g protein per kg daily)
  23. Who gets a very low calorie diet?
    BMI>35 with or without comorbities
  24. What is a very low calorie diet?
    • High protein
    • no fat
    • 600-800 calories/day
  25. Physician requirement for very low diet?
    MONITORING
  26. Maximum goal of weight loss
    NOT lower than patient's lowest weight since 21
  27. Medication for behavior modification in Obese patients?
    SSRI for sad
  28. NIH guidelines to use medication for weight loss?
    • BMI >30
    • BMI >27 w/ obesity related risk factors
  29. Contraindications for use of weight-loss medications
    • Uncontrolled CVD
    • Pregnant or lactating
    • Hx of psychiatric disease
    • <18 yo; Drug interactions (MAOIs)
  30. Medications for weight loss?
    • Phentermine (NorEpi receptor agonist)
    • Sibutramine (NE/Seratonin RUI)
    • Orlistat (lipase inhibitor)
    • Olestra (fat substitute / nondigestable)
  31. Who is a canditate for Bariatric surgery?
    • BMI>40
    • BMI>35 w/ comorbities
  32. What is Roux-en-Y gastric bypass (RYGB)?
    • Distal stomach is resected
    • proximal stomach is attached to jejunum
    • duodenum is attached to distal small intestine
  33. What is VBG?
    Vertical Band Gastroplasty; Stomach band surgery
  34. Pros of Bariatric surgery?
    • Laproscopic procedures
    • 40-75% weight loss
    • 0-2.5% mortality rates
  35. Complications of Bariatric Surgery?
    • Peptic ulceration (1-11%)
    • Outlet stenosis (3.5-22%)
    • leak / sepsis (0-2.5%)
    • Staple disruption (1.6-48%)
    • need for surgical revision (17-45%)
  36. Lesser complications of Bariatric surgery?
    • Wound problems
    • abdominal hernias
    • gallstones
    • Dumping syndrome
    • Pulmonary edema
  37. Leading cause of staple disruption?
    Over-ingestion of liquids of semisolid foods
  38. What is dumping syndrome
    Post-bariatric surgery complication where undigested food travels to the small bowel too fast (comes w/ cramps, nausea, diarrhea)

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