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Disinhibited attachment disorder (DAD) according to the International Classification of Diseases (), is defined as: "A particular pattern of abnormal social functioning that arises during the first five years of life and that tends to persist despite marked changes in environmental circumstances, e.g. diffuse, nonselectively focused attachment behaviour, attention-seeking and indiscriminately ...
The ICD-10 criteria for childhood autism postulate that abnormal or impaired development is evident before the age of 3 in receptive or expressive language used in social communication, development of selective social attachments or reciprocal social interactions, or functional and symbolic play.
In infants, some babies may be hypotonia, a loose and floppy baby, or hypertonia, a stiff and rigid baby. Toddlers may have trouble feeding themselves or may stand, sit or walk later than what is developmentally normal. Other signs of motor skills disorders may be children that are clumsy or have excessive accidents, such as knocking things over.
Screening tools include the Modified Checklist for Autism in Toddlers (M-CHAT), the Early Screening of Autistic Traits Questionnaire, and the First Year Inventory; initial data on M-CHAT and its predecessor, the Checklist for Autism in Toddlers (CHAT), on children aged 18–30 months suggests that it is best used in a clinical setting and that ...
The scientific study of the causes of developmental disorders involves many theories. Some of the major differences between these theories involves whether environment disrupts normal development, if abnormalities are pre-determined, or if they are products of human evolutionary history which become disorders in modern environments (see evolutionary psychiatry). [5]
At feeding times they may react negatively to attempts to feed them, and refuse to eat. [3] Other symptoms include head turns, crying, difficulty in chewing or vomiting and spitting whilst eating. Many children may have feeding difficulties and may be picky eaters, but most of them still have a fairly healthy diet.
Avoidant/restrictive food intake disorder (ARFID) is a feeding or eating disorder in which individuals significantly limit the volume or variety of foods they consume, causing malnutrition, weight loss, or psychosocial problems. [1] Unlike eating disorders such as anorexia nervosa and bulimia, body image disturbance is not a root cause.
A late talker is a toddler experiencing late language emergence (LLE), [2] [3] which can also be an early or secondary sign of an autism spectrum disorder, or other developmental disorders, such as fetal alcohol spectrum disorder, attention deficit hyperactivity disorder, intellectual disability, learning disability, social communication disorder, or specific language impairment.