Alternative titles and symbols : Cerebral palsy, spastic quadriplegic, 5; CPSQ5;
Description : Spastic paraplegia-47 is an autosomal recessive neurodegenerative disorder characterized
by neonatal hypotonia that progresses to hypertonia and spasticity and severe mental
retardation with poor or absent speech development (summary by Abou Jamra et al.,
2011).;
Inheritance : Autosomal recessive;
Molecular basis : Caused by mutation in the adaptor-related protein complex 4, beta-1 subunit gene (AP4B1,
607245.0001);