PSYC 350 Lecture Notes - Lecture 11: Body Mass Index, Boerhaave Syndrome, Binge Eating
13 Nov 2017
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Two subtypes: (1) restricting; (2) binge eating/purging: anorectic individuals rarely seek treatment referred by family, onset commonly age 12-18 (recently trending younger, prevalence ~1, about 1/10 die of starvation, medical complications, or suicide. Prominent medical difficulties include: malnutrition, dry yellow skin, cold sensitivity, slow heartbeat, dehydration, loss of potassium (risk of heart or kidney failure: frequently require hospitalization to recover from malnutrition (refeeding syndrome, 35% co-morbidity with ocd. Possible medical complications: electrolyte imbalance (heart/kidney failure, gastric ulcer; esophageal rupture, tooth decay, swollen salivary glands, permanent colon damage (laxative use) Treatment: anorexia: hospitalization restore body weight, individual therapy/nutritionist (exposure/habituation to food, weight cues, family therapy, pharmacotherapy no solid evidence of efficacy of any meds. Treatment: bulimia: pharmacotherapy ssri/snri: high treatment dropout, but ok outcomes (40-60% response rate); high relapse when drugs withdrawn, cognitive-behavior therapy (20 sessions): behavioral component ( 4-7 plan ), address cognitive distortions (e. g. , all or nothing thinking ,
