Monarch Disease Ontology identifier MONDO_0011803 (hereditary spastic paraplegia 7) can be described as follows. Autosomal recessive spastic paraplegia type 7 is a form of hereditary spastic paraplegia characterized by an onset usually in adulthood (but ranging from 10-72 years) of progressive bilateral lower limb weakness and spasticity, sphincter dysfunction, decreased vibratory sense at the ankles and with additional manifestations including optical neuropathy, nystagmus, strabismus, decreased hearing, scoliosis, pes cavus, motor and sensory neuropathy, amyotrophy, blepharoptosis and ophthalmoplegia. Also known as: SPG7, SPG7 hereditary spastic paraplegia, autosomal recessive spastic paraplegia 7, hereditary spastic paraplegia caused by mutation in SPG7, hereditary spastic paraplegia type 7, spastic paraplegia type 7.