hereditary spastic paraplegia 77

ORPHA: 466722

Overview

hereditary spastic paraplegia that has material basis in mutation in the FARS2 gene on chromosome 6p25

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with hereditary spastic paraplegia 77, sourced from HPO and Orphanet clinical annotations.

Progressive spastic paraplegiaLower limb spasticityWeakness due to upper motor neuron dysfunctionLower limb hyperreflexiaScissor gaitBabinski signLower limb amyotrophyLoss of ambulationMuscle abnormality related to mitochondrial dysfunctionGlobal developmental delayRetrognathiaMacrodontia of permanent maxillary central incisorStrabismusPtosisAxial hypotoniaIntention tremorDysarthriaPoor head controlSeizureAbsent speechImpaired masticationNeuromuscular dysphagiaSudden episodic apneaKyphoscoliosisFeeding difficulties in infancyUrinary incontinenceBradykinesiaDystoniaEquinovarus deformityHip dysplasiaMyoclonusBilateral cryptorchidismNeurogenic bladderDetrusor sphincter dyssynergiaDevelopmental regressionInsomniaParoxysmal dystonia

Classification & Codes

Orphanet Code

ORPHA:466722
hereditary spastic paraplegia 77
OrphanetORPHA:466722
Treatments0 drug(s)
Symptoms on record37 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO