Spastic paraplegia four (SPG4; also referred to as SPAST-HSP) is characterised by insidiously progressive bilateral decreased-limb gait spasticity. A lot more than fifty% of impacted people today have some weakness inside the legs and impaired vibration feeling within the ankles.???? ??? ? ?? ??: ??? ??? ???? ???? ??? ? ????.Spastic paraplegia 7 (S