NCIt definition : A rare genetic disorder with an undetermined pattern of inheritance affecting mostly
females. Clinical signs at birth include recurrent respiratory infections, poor feeding,
hypotonia, joint laxity and characteristic shortened fifth digits with hypoplastic
or absent nails and craniofacial appearance: microcephaly, wide nose and lips, sparse
scalp hair but thick eyebrows and eyelashes. The clinical course includes developmental
delays in motor skills and speech with associated moderate mental retardation.;