| Phenotype details |
birth weight -1.2, length -0.4, OFC +1; weight -1.7, height +0.2, OFC -2.1; motor delay (HP:0001270); not walking; no behavioral problems; no neurological features; prominent forehead, depressed nasal root, broad nose tip, prominent nares, long philtrum, tented mouth, low set ears; MRI brain thin corpus callosum, mild frontoparietal cortical atrophy, wide interhemispheric fissure, bilateral mild deep sylvian fissure, periventricular white matter T2 hyperintensities |