TABLE 3.

Distinctive Characteristics of Syndromic Disorders Associated with Childhood Obesity

Distinctive Findings	Disorder
Hypotonia, infantile failure to thrive followed by hyperphagia and weight gain, small hands and feet, pain insensitivity, obsessive compulsive behavior	Prader-Willi syndrome
Visual dysfunction, polydactyly, cardiac/genitourinary/renal anomalies	Bardet-Biedl syndrome
Visual dysfunction, hearing loss, cardiomyopathy, type 2 diabetes	Alström syndrome
Short metacarpals, soft tissue calcification	Albright’s hereditary osteodystrophy
Autism, schizophrenia, cardiac/renal anomalies	Chromosome 16p, 1q deletions