It is a non progressive neuromuscular disorder.
Etiology includes perinatal infections and prenatal intrauterine factors.
The disease results in a mixture of muscle weakness and spasticity . IQ is unaffected. Hemiplegia affecting both the upper and lower extremities on one side, with spasticity. Total Involvement with a high mortality rate. An Orthopaedic Assessment is based on thorough birth and developmental history taking.