| Phenotype details |
birth weight 3320 gr (0.02 SD), OFC 32 cm (-2.4 SD); 20y-OFC 54.5 cm (1.3 SD); severe intellectual disability; microcephaly at birth; hypertonia extremities; first words-28m, walks-3.5y.; anxiety; hand stereotypies, autistic traits, short attention span, agressive bursts; spasticity lower limbs, with increased deep tendon reflexes and extensor reflex, scissors gait; truncal ataxia, spastic-dyspraxic gait, dysmetria; intention tremor, dystonicmovements; progressive axonal and sensory neuropathy; MRI brain corpus callosum hypoplasia, bilateral Perisylvian polymicrogyria; 16y-hypertrophic cardiomyopathy with left moderate ventricular dysfunction, ejection fraction of 0.40; arched eyebrows, low-set thumbs, 2-3 toe syndactyly; conjunctival hyperemia, scoliosis, ocular movements: slow saccades, drooling, orofacial dyspraxia eeg bifrontal discharges without clinical seizures |