Term
| Etiology, incidence of eating disorders |
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Definition
•Etiology
•Possible genetic predisposition (7% - first degree relative, 1-2% general pop, 55% monozygotic twins, 7% dizygotice)
• Cultural values/media messages
• Incidence
• 3rd most common chronic illness in teenage girls
• 1-2% have anorexia; 2-4% have bulimia (teens)
• Adults – 5:1
• Females:males – 8:1
• Highest mortality of any mental illness |
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Term
| Criteria for hospital admission |
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Definition
decreased urine output
HR < 50 bpm
QT segment > 45 seconds
K+ < 3.2 meQ/L
Cl- < 88 meQ/L
hypotension
systolic < 90 mmHg
Orthostasis
hypothermia (96 F)
suicidal
wt < 75% IBW or ongoing loss
esophageal tears
intractable vomiting
uninterruptible binge-purge cycle |
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Term
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Definition
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Term
| Signs/Sx of anorexia, bulimia |
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Definition
Anorexia:
• Physical signs: dizziness, decreased concentration, fatigue, palpitations
• Physical symptoms: atrophic breasts, acrocyanosis, emaciation, lanugo
Bulimia:
• Physical signs: average/slightly above average weight, missing food in house, symptoms related to mechanism of purging (GER, esophagitis, involuntary vomiting), early satiety, diarrhea/constipation
• Physical symptoms: mouth sores, dental erosion, palatal scratches, parotitis – vomiting, russel sign (callouses on back of knuckles) |
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Term
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Definition
• Decreased urine specific gravity (water loading)
• High Bun/cr (renal insufficiency/dehydrated chronically)
• Low WBC, PLT, RBC, HCT
• High AST, ALT (malnutrition)
• Low TSH, thyroxine
• Low FSH, LH, estradiol, testosterone
• Vomiting: metabolic alkalosis, hypokalemia, low chloride
• Laxatives: metabolic acidosis, hypokalemia, low chloride
• High amylase |
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