Term
| Common properties of Eating Disorders |
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Definition
| disruptions in eating behavior for fear of gaining weight, may have sociocultural origins in westernized views of ideal body images |
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Term
| Characteristics of Bulimia Nervosa |
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Definition
| Binge eating, compensatory behaviors, critical body/self evaluation |
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Term
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Definition
| purging - common but ineffective - and non-purging - excess exercise, fasting, etc (6-8%) |
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Term
| Medical Consequences of BN |
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Definition
| 5% DIEEE!!! ... or they have salivary gland enlargement, erosion of dental enamel, electrolyte imbalance(loss of potassium leads to renal failure), intestinal problems (colon damage), seizures, cardiac arrhythmia |
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Term
| Characteristics of Anorexia Nervosa |
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Definition
| relentless pursuit of thinness, amenorrhea, intense fears of weight gain, fears of losing control of eating, body image disturbance, pride in diet & control, rarely seek treatment |
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Term
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Definition
| restricting eating vs. binge-eating/purging (50%) |
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Term
| Medical Complications of AN |
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Definition
| body goes into 'starvation mode': reduced metabolism, bradycardia, hypotension, hypothermia, anemia, depressive symptoms & obsessive thinking; amenhorrea, dry skin, brittle hair & nails, sensitivity to cold temperatures, lanugo, electrolyte imbalance (arrhythmia & renal failure), osteoporosis |
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Term
| Comorbid Conditions of BN & AN |
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Definition
| Axis I disorders: anxiety & mood disorders, substance abuse in binge-purge type. Personality disorders: AN are anxious-avoidant (cluster C), BN are dramatic-emo-erratic (cluster B) |
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Term
| Binge Eating Disorder - Eating Disorder NOS |
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Definition
| Food binges without compensatory behaviors, concerns about shape/weight, many are obese and prone to psychopathology. |
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Term
| Demographics of Eating Disorders |
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Definition
| ED-NOS is most common (60%), lifetime prevalance: 3.5-1% W, 2-.3% M; onset = early teens (AN) & late teens (BN); course: bidirectional diagnostic crossing-over is common between subtypes & behaviors. Good prognosis for treatment in BN, AN is chronic and tx resistant?, AN/BN occur mostly in caucasian, middle class women |
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Term
| Etiology of Eating Disorders |
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Definition
| stress-diathesis model: genetic vulnerability + the cultural 'thin' ideal (furthered by TV), family discord & values, peer group. Psychological diathesis: perfectionism, negative body-image & dieting, negative affect |
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Term
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Definition
| Drugs have no efficacy on AN, anti-depressants for BN. No long-term efficacy but may enhance psychology treatment. Prozac has no benefit, meridia decreases appetite. |
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Term
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Definition
| AN: hospitalization, psychoeducation, CBT, family involvement. Long-term prognosis is lower than for BN. BN: CBT, interpersonal psychotherapy. BED: CBT to identify triggers, IPT. |
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