| | Head circumference below 2 standard deviations below the mean for age and gender. |
| | Autism is a neurodevelopmental disorder characterized by impaired social interaction and communicati... |
| | A delay in the achievement of motor or mental milestones in the domains of development of a child, i... |
| | Intellectual disability, previously referred to as mental retardation, is characterized by subnormal... |
| | Failure to thrive (FTT) refers to a child whose physical growth is substantially below the norm. |
| | A condition in which the stomach contents leak backwards from the stomach into the esophagus through... |
| | Clinodactyly refers to a bending or curvature of the fifth finger in the radial direction (i.e., tow... |
| | Abnormally increased hair growth over much of the entire body. |
| | Disproportionately small hand. |
| | Distance between nasal base and midline upper lip vermilion border more than 2 SD above the mean. Al... |