Spastic paraplegia four (SPG4; also known as SPAST-HSP) is characterised by insidiously progressive bilateral lessen-limb gait spasticity. A lot more than fifty% of influenced individuals have some weak point while in the legs and impaired vibration perception on the ankles.안전하고 신뢰할 수 있는 정보: 검증된 정보만 제공하여