Failure to Thrive and Nutritional Neglect The 31st Annual San Diego International Conference February 2, 2017 Case Presentation Suzanne P. Starling, MD Medical Director CHKD Child Abuse Program EVMS Professor of Pediatrics Growth Failure • Growth failure occurs in 10% of US children • It crosses all socioeconomic levels • Most FTT is commonly mixed in etiology • Non-medical etiology accounts for the majority of growth failure Defining FTT Failure to Thrive • No consensus on a single best definition Case Presentation • Growth pattern below established standards for age and gender • Weight loss in a young child is always an indicator of pathology 1 Failure to Thrive • Descriptive term of a child’s condition Case Presentation – Not a diagnosis – Identification of multifactorial etiologies causing this malnutrition • Frequently, malnourished children are not only growing too slowly, but are truly not thriving Anthropometric Definition Other Anthropometric Definitions • Weight (or weight for length/height) < 2 SD below mean • Weight for age <5th % on >1 occasion • Weight < 80% of median weight for length • BMI for chronological age < 5th % • Weight deceleration of > 2 major percentile after previously established pattern • Length for chronological age < 5th % • Relies on the availability of >1 measurement • Provides a more dynamic view of child’s growth Quantifying Degree of Malnutrition To assess severity of malnutrition, express weight as a % of median weight-for-age Median = 50th % for weight Age: 42 months (~3.5 yrs ) Weight: 8.7 kg Median weight (50th %): 16 kg (8.7kg/16kg) x 100 = 54% • Normal: 90-110% of median • Mild malnutrition: 75-90% of median • Moderate malnutrition: 60-74% of median • Severe malnutrition: <60% of median Severely Malnourished 2 Acute Malnutrition Chronic Malnutrition Weight declines • Wasting • Weight for age drops to greater degree than the height for age Height declines If a child manifests a different pattern, search for causes other than malnutrition • Associated with a low weight for height Head circumference declines Chronic Malnutrition Vertical growth stops and inadequate weight gain persists Height for age percentile falls Weight for height might normalize Stunted children do not always appear malnourished May be proportionally normal Stunting Definitions • Wasted: deficit in weight for age – failure to gain weight or loss of weight – develops rapidly and is readily reversed • Stunted: deficit in height for age – chronic process, decreased skeletal growth • Best index of acute risk is weight for height Case Presentation Shah, J Clin Gastro, 2002 3 Patterns of growth • HC, Ht, Wt are similarly delayed in congenital and hereditary disorders • HC normal, Wt and Ht proportionally decreased in constitutional delay and genetic dwarfism • HC normal and Wt decreased out of proportion to Ht in acute malnutrition and malabsorption Aspects of failure to thrive Constitutional Growth Delay • Variant of normal growth • Normal growth initial 4-12 mo • Then growth rate slows and height/weight are < 3rd % • By 2-3 yrs, growth resumes • Family history is common • Bone age mirrors height ages not chronological age Failure to Thrive Etiology • • • • Medical Nutritional Developmental Social Inorganic Organic Malnutrition caused by major illness or organ system dysfunction FTT Classification • Classification scheme continues to be taught • Over-simplification • Usually multifactorial etiology Environmental Inadequate caloric intake Inadequate absorption or uptake Increased metabolism or excretion Defective utilization Inadequate calories and nutrients Failure to Thrive 4 Inadequate Caloric Intake Dietary -Breast feeding difficulties -Diluted formula -Food fads or restrictions -Developmental/Neurologic -Oral motor difficulties -CNS Abnormalities Medical -Adenotonsillar hypertrophy -Cleft lip and/or palate -Dental pain and decay -Congenital cardiac disease -Gastrointestinal Reflux Disease -Dysphagia Inadequate Absorption or Utilization Increased Caloric Requirements -Food allergies or intolerances -Hyperthyroidism -Inflammatory Bowel Disease -Chronic infections -Gastrointestinal Malformations -HIV Case Presentation -TB -Pyloric Stenosis -Pulmonary disease -Hepatitis -Cystic Fibrosis Social -Unavailability of food -Parent-child interaction disorders -MH/behavior disorders -Mental health of parent -Disorganized meal times -Neglect (omitting to feed and/or create environment conducive to feeding) -Parasitic Infections -Malignancy -Renal Disease -Inborn Errors of Metabolism Risk Factors for FTT Prenatal Risks Infancy/Childhood Risks • Parental height • No single risk factor uniformly predicts FTT • FTT involves a multiplicity of overlapping dietary, developmental, social and medical concerns • Higher parity Psychosocial Risks • Weak sucking in 1st 8 weeks of life • Mental health issues/IQ of caregivers • Duration of breastfeeding • Poverty • Medical complications of pregnancy • Difficulty weaning • Family stressors • Inadequate maternal weight gain • Medical illness acute or chronic • Lack of social support • Short gestation • Recurrent infections • LBW (symmetric IUGR a worse prognosis) • Elevated lead levels • Feeding difficulties in nursery • Child’s temperament (activity level, adaptability, distractibility, intensity) • Social isolation • Problematic interpersonal relationships Poverty Case Presentation • Difficulty buying sufficient food – food shortages at end of month • Inadequate housing – lack of cooking facilities • • • • Crowding, leading to distractions Increased health problems Decreased access to health care Inferior educational opportunities 5 Evaluation of growth failure Developmental History • Gestational and perinatal history – Age and parity of mother, pregnancy complications, substance abuse • Developmental history – Birth history, milestones, temperament, routines • Diet history – Formula dilution, inappropriate foods, distractions, struggles • Family history – Short parents, family illness/mental illness • Social history – Parental stress, family disorganization, violence, poverty • • • • Developmental milestones Temperament of child Daily routine Child behaviors – Moody, demanding, rejecting, distractible • Minor recurrent ailments • Previous growth records- look for inflection points Dietary History • • • • • • • • • • • Over dilution of formula Large amounts of cereal or food in bottle Excessive fruit juice, soda, or water Inappropriate food texture Infrequent feeds (quiet children) No set feeding times No high chair Grazing Distractions from feeding Feeding struggles Food allergies (factitious food allergies) Case Presentation Psychosocial History Family History • • • • • • • • Familial illness with decelerated growth Severe childhood deprivation Developmental impairment Serious mental illness Parental eating disorder as a child Intergenerational substance abuse Consanguinity Height of both parents • • • • • • • Family (dis)organization Social isolation Post-partum or other depression Substance abuse Violence Maternal childhood history of child abuse Parental stress – Job loss, death of family member • Poor problem solving abilities • Poverty 6 Observation Points in NOFTT Parents Case Presentation • • • • • • Lack of physical contact, cuddling No response to separation from child Signs of depression, apathy Loss of self-esteem Lack of perception of child’s needs Unusual feeding technique Mother-Infant Observation Conflict between needs of mother and needs of child Case Presentation – Group 1: overwhelmed by stress or depression • When made aware could not figure out how to respond to child or correct problem – Group 2: ambivalent- wt gain is baby’s problem • Responded appropriately when her need and baby’s need coincided, but not otherwise – Group 3 hostile: babies are “demanding” or “bad” • Denied needing help • Often progress to aggression and abuse Haynes, CAN, 1983 Diagnostic Considerations in Growth Failure Before Birth • • • • Symmetric IUGR Prenatal infections Congenital syndromes Teratogenic exposures Diagnostic Considerations in Growth Failure in Neonates • • • • • Incorrect formula preparation Failed breastfeeding Neglect Poor feeding interactions Less commonly, metabolic, chromosomal, or anatomic abnormalities 7 Diagnostic Considerations in Growth Failure at 3-6 Months • • • • • • Underfeeding Improper formula preparation Milk protein intolerance Oral-motor dysfunction GE reflux Celiac disease, HIV, cystic fibrosis, congenital heart disease Diagnostic Considerations in Growth Failure at 7-12 Months • • • • • Physical Examination: Signs of Malnutrition Diagnostic Considerations in Growth Failure After 12 Months • • • • • Coercive feeding Highly distractible child Distracting environment Acquired illness New psychosocial stressor Physical Examination Growth Assessment Autonomy struggles Overly fastidious parent Oral-motor dysfunction Delayed introduction of solids Intolerance of new foods • • • • • • • • Decreased pulse, temperature, BP Decreased activity, apathy, no muscle tone Decreased fat Prominent ribs and bone structures “Old” skin, pale Sparse fragile hair Heart murmur from anemia Protuberant abdomen, big liver Growth Charts • CDC 2000 growth charts • Weight, height (recumbent length < 2 yo), head circumference • Plot measurements on proper growth curves • Serial measurements are crucial – based on data collected by NHANES – revised from 1977 to include larger sample size, more racially and ethnically diverse sample, inclusion of more breastfed babies, addition of BMI • WHO 2006 growth charts – for children in all countries regardless of ethnicity, SES or type of feeding 8 Growth Charts CDC recommends that health care providers: •Use the WHO growth standards to monitor growth for infants and children ages 0 to 2 years of age in the U.S. 2013 Pediatrics Meyers et al • Children diagnosed incorrectly as underweight on CDC 2000 growth charts but normal weight on WHO 2006 •Use the CDC growth charts to monitor growth for children age 2 years and older in the U.S. Growth Charts Laboratory Evaluation • Specific growth charts for children with specific health issues (Downs, Turners etc) • Should be limited and guided by findings on history and PE • Premature infants correct for up to • Lab and radiographic tests are of low diagnostic yield – 24 months postnatal age for weight – 40 months for height – 18 months for head circumference Laboratory Evaluation Screening labs to consider – CBC – Serum electrolytes, BUN, Cr – Albumin, pre-albumin – ESR or CRP – Lead level – UA, urine culture – Thyroid studies – TB or HIV (consider in specific populations) – Sills et al 1978: yield of 1.4% – Berwick et al 1982: yield of 0.8% Laboratory Evaluation • Few medical diseases that can cause growth failure with no signs or symptoms – exceptions include silent UTIs and RTA • Some lab tests to assess the effects of malnutrition – serum albumin, PAB, zinc, vitamin D and alk phos 9 3 Phases of Feeding Radiographic Evaluation Phase I: Recognition of hunger, acquisition of food, and process of bringing food to the mouth Consider radiographic studies – GER – Oral-motor dysfunction – Swallowing abnormalities or structural defects – Concerns for abuse (i.e. skeletal survey) Phase II: Preparation of ingested food for swallowing, with safe transfer of the food bolus to the esophagus without aspiration Phase III: Passage of the food bolus through the esophagus into the stomach and intestines for digestion and absorption Decision to Hospitalize • • • • • • • Severity of malnutrition Significant dehydration Failure of intensive outpatient management Presence of significant medical problems Safety of child Concern about possible re-feeding syndrome Need for involvement of multiple disciplines and/or diagnostic procedure Reporting to CPS/Police • • • • • Frank neglect or physical abuse Severe malnutrition Highly dysfunctional families Families resistant to recommendations Persistent failure of management attempts Reunification Case Presentation Parent should: • demonstrate understanding of how the FTT occurred • demonstrate understanding of child’s needs (physical/emotional) • be willing to receive in-home visits • cooperate with the medical plan – Including weekly follow-up for as long as 6-8 weeks • be willing to make lifestyle changes 10 Types of Non-Medical Failure to Thrive • Neglectful – Parent child problems – Passive child – Parental stress Case Presentation • Accidental – Poverty-related – IQ related; literacy – Lack of parental sensitivity to child • Deliberate starvation/Deprivational Abuse Schmitt and Mauro, CAN , 1989 Fatal Starvation • Meade, J For Sci, 1985 • Kloiber, J For Sci, 2004 • Calculated daily caloric requirements necessary to prevent death • Approximated number of days that food was withheld Outcomes • Growth • Emotional Development • Intellectual Development Frank, Ped Clinics of North Am, 1988 11 Dendrite formation Dendrite formation • At birth, neurons are present, but poorly connected • A substantial portion of brain growth in early childhood results from formation of dendrites – Dendrites sprout from nerve cell – Dendrites connect (synapse) with other neurons – Each neuron develops hundreds of dendrites over time • Exuberant growth period results in massive burst of synapse formation after birth • Synapse formation continues into early childhood • Pruning of synapses begins in middle childhood, continues through adolescence Myelination Brain of malnourished infant • Myelination is the other process beginning early in childhood – Myelin is a fatty coating on the axon of the neuron • Myelination of nerve cell axons results in faster signal processing • Process continues into the early 20s, sometimes up to age 30 • Malnourishment is the only environmental factor known to disrupt myelination Growth • Treated adequately most children catch up to some degree • On follow-up most children are smaller than peers Case Presentation – 25-30% have wts and hts below the 3rd percentile – Some children reach near normal after intensive years-long therapy • Severe growth failure leads to decreased brain growth and smaller HC 12 Emotional Development • • • • High incidence of emotional disorders Significantly lower social maturity Significantly more behavior problems Increase in psychiatric services Intellectual Development • • • • • • • • • • Borderline or retarded intelligence Significant school difficulties Delayed speech Delayed conceptual thinking Decreased language and reading skills Decreased math skills Repeated grades Poor impulse control Poor attention span Poor memory Other Outcomes • Impaired immunocompetency • Combination of neglect and FTT causes worse cognitive outcome than nutritional deprivation itself • Early postnatal FTT is a risk factor for future serious parenting deficiencies Investigation of starvation and neglect Berwick, Ped Rev, 1980; Drotar, J Dev Behav Peds 1992; Mackner CAN 1997; Oates, Peds 1985; Corbett, J Psychol and Psychiat, 2004; Alaimo 2001 Peds; Skuse J Med Screen, 1995 FTT Scene Investigation • Photos of overall condition of home • kitchen cabinets, counters, tables, refrigerators • Evidence of food both for the victim and the adults • Age appropriate food • bottles, cans of formula, mixing instructions • Freshness of food, evidence of recent purchases • Diapers and dirty laundry • Toys/sleeping conditions for victim FTT Scene Investigation • Photos of victim previously • Photos or medical evals of other children in the home • Photos of the adults • Evidence of money spent on other things • Evidence of public assistance for food • Evidence of parenting classes or books/brochures indicating how to feed or care for the child • Prescription, over-the-counter, and other drugs and chemicals 13 Defenses Medical Investigation • Medical evaluation for child and possibly siblings • Underlying medical condition • Controlled feeding • Congenital - everyone in family is small • Document growth for several months • Poverty, lack of resources such as transportation and food • Establish whether parents sought out medical • Lack of parenting skills - ignorance intervention; did they keep medical appointments • Interview physicians • Caretaker statements to physician • Interview lay witnesses with access to child • Another person was responsible for caretaking • Child healthy until just recently • Child wouldn’t eat, was vomiting, had diarrhea Ignorance defense Rapidity Defense Child was healthy but lost weight rapidly • Thorough medical workup should demonstrate whether malnutrition is chronic or acute • Very rare that emaciation occurs rapidly Poverty Defense • Evidence that money was spent on nonnecessities: alcohol, drugs, cigarettes, cable TV • Evidence of ample food for adult family members • Family received public assistance and had access to resources for the baby • • • • The parents raised other children successfully They have attended parenting classes This child survived fine for a period of time Other evidence supporting competence – Parenting books/subscriptions – Prescriptions – Parenting discussions with peers – Previous social service involvement Intervention For any given problem, there is a solution that is simple, direct, and wrong. H.L. Mencken 14 Goals • Nutritional counseling – Provide adequate calories – Monitor growth • Family evaluation – Social – Nurturing skills – Financial support • Long term follow-up – problems are deep-rooted, multiple and chronic – most families need at least 12-18 months Medical • Photographs • Address acute medical needs/stabilize • Evaluation/management of medical illness – may require subspecialty evaluation • Quantify specific needs for nutritional repletion – monitor for re-feeding syndrome • Supplementation • OT/Speech/Developmental specialists Multidisciplinary Evaluation • • • • • • • • • Pediatrician Nutritionist Lactation consultation Observation of parent-child interactions Social work assessment Developmental evaluation Behavioral specialist Psychological evaluation Occupational therapist Nutritional Needs Kcal/kg/day required: RDA for age (kcal/kg) x Ideal weight-for-height Actual weight • Protein requirements can be estimated with a similar equation • Concentrate of formulas, use of calorically dense supplements • Removal of non-nutritive liquids • Nasogastric feedings short term • Long term supplementation or gastrostomy Re-Feeding Syndrome • Metabolic disturbances that occur as a result of reinstitution of nutrition to patients who severely malnourished • Hypophosphatemia, hypokalemia, hypomagnesia • Fluid overloaded with addition of carbohydrates CHF, pulmonary edema • Prevent with slow feeds, frequent clinical assessment, and electrolyte monitoring Bithoney, Peds in Review, 1992 15 Behavioral Interactions • Recognize hunger and satiety clues • Relax and make meals pleasant/Avoid battles • Parent decides the food to offer, kid decides how much to eat • Accept child’s wish to feed himself (accept mess) • Positive reinforcement • Do not withhold food for punishment • Eat as a family with no distractions • Allow 1 hour before meal with no food to stimulate appetite; feed solids first • Have a meal routine Psychosocial Issues • Coordination of care by PCP • Identify social services needs, transportation barriers, financial situation, parenting skills, stressors, impulse control issues, and money management problems • Parents might benefit from job-finding services, weight reduction, smoking cessation, marital or mental health counseling • Parental education • Behavioral innervations for children with difficult temperaments • Involvement of child protective services Bithoney, Peds in Review, 1992 Summary • • • • • FTT is multifactorial in origin History is paramount to diagnosis Laboratory evaluation is rarely necessary Hospitalize only selected cases Outcomes are uniformly poor without intensive treatment • Early intervention carries the best prognosis 16
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