| Phenotype details |
see paper; ..., decreased fetal movement, polyhydramnios; birth respiratory failure requiring noninvasive ventilatory support; persistent respiratory failure, tracheostomy; gastrostomy placement for dysphagia; excessive drooling; developmentaldelay, 1y-sit, 3y-stand supported; 3y-limb/truncal/neck flexion weakness, myopathic facies, axia hypotonia, appendicular hypotonia, absent reflexes, ligamentous laxity, scoliosis, pectus carinatum, high-arched palate, bitemporal narrowing; scoliosis |