Pediatric Obesity_Camp

Pediatric Obesity_Camp - Childhood and Adolescent Obesity...

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Childhood and  Adolescent Obesity Kathryn Camp, MS, RD, CSP
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WHY WORRY ABOUT PEDIATRIC  OBESITY? Pediatric obesity is of epidemic  proportion. Pediatric obesity is the most  common chronic disease of  childhood. The epidemic is worldwide
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Some Scary Stats 300,000 Americans died from obesity- related causes in 2000 (Surgeon  General Report) $117 billion in obesity-related economic  costs Cost of caring for obese patients is 35%  greater than normal weight
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Anthony 15 yr old Referred by  his new PMC
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Anthropometrics Weight:  121 kg Height:   175 cm
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BMI: 39
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How Do We Define Overweight  in Children and Adolescents?
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Definition of Overweight in Children  and Adolescents Overweight  =  BMI   95th %ile At risk for overweight  =  BMI between 85th-95th %ile Expert Committee Recommendations from the Maternal and Child  Health Bureau, 1997
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Calculate Your BMI kg  ÷  m 2 Height  in inches x 2.54  ÷  100 = meters Meters x meters = m 2 Weight  in pounds  ÷  2.2 = kg Divide your weight in kg by m = BMI
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Classification of Overweight and Obesity in  Adults  Using BMI Obesity Class BMI Underweight <18.5 Normal 18.5-24.9 Overweight 25-29.9 Obesity I 30-34.9 II 35-39.9 III Extreme 40
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35 36 37 39 38 4 3 University of Miami Blocking Machine
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Height: 6-6 Weight: 98 kg 25 Height: 7-1 Weight: 154 kg 33
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BMI is Age Specific in Children  and Adolescents
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17 21 24
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Increasing Incidence of  Overweight in Children and  Adolescents
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 95 th %ile for age and gender These #s  double when  including  >85%ile
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PERCENT OF OBESE CHILDREN WHO  BECOME OBESE ADULTS 0 10 20 30 40 50 60 70 80 Preschool School-age Adolescent
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Etiology of Obesity Genetic/heritablility Molecular Syndromes Environmental Multifactorial Condition
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Heritability Survival advantage to conserve energy  as fat through human evolution Humans enriched for genes that  promote energy intake and storage and  minimize expenditure. Enhance female fertility and ability to  breastfeed offspring
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In modern industrial environment  easy access to calorically dense foods encourages sedentary lifestyle Metabolic consequences of these genes  are maladaptive
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Genetic Factors account for 20-40% of  heritability of BMI  173 human obesity cases due to single gene  mutations in 10 different genes were reported by 2004  (Perusse, 2005) > 600 genes, markers, and chromosomal regions  have been linked with human obesity phenotypes Buchard 97  Rankinen 02 Familial Risk: 2-3 fold for  moderate obesity 5-8 fold for  severe obesity Bouchard 01
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More than 50 Obesity  Associated Genetic Syndromes Bardet-Biedl Prader Willi Spina bifida Down Syndrome
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Pediatric Obesity_Camp - Childhood and Adolescent Obesity...

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