Autosomal recessive spastic paraplegia type 62 is a pure or complex form of hereditary spastic paraplegia characterized by an onset in the first decade of life of spastic paraperesis (more prominent in lower than upper extremities) and unsteady gait, as well as increased deep tendon reflexes, amyotrophy, cerebellar ataxia, and flexion contractures of the knees, in some. The disease is hereditary spastic paraplegia 62 (MONDO_0014302). Also known as: ERLIN1 autosomal recessive pure spastic paraplegia, SPG62, autosomal recessive pure spastic paraplegia caused by mutation in ERLIN1, autosomal recessive spastic paraplegia 62, autosomal recessive spastic paraplegia type 62, hereditary spastic paraplegia type 62, spastic paraplegia 62, autosomal recessive.