juvenile amyotrophic lateral sclerosis
ORPHA: 300605
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 juvenile amyotrophic lateral sclerosis, sourced from HPO and Orphanet clinical annotations.
Muscle weaknessLower limb spasticitySkeletal muscle atrophyDistal amyotrophyUpper limb spasticityAmyotrophic lateral sclerosisSpastic diplegiaHypertoniaGait disturbanceDystoniaBrisk reflexesAbnormal speech patternDistal muscle weaknessBulbar signsInability to walkCNS hypomyelinationLower-limb joint contractureDelayed ability to walkArm dystoniaMuscle fiber atrophyUpper-limb joint contractureUrinary incontinenceMicrocephalySupranuclear gaze palsyNystagmusAtypical behaviorAtaxiaGlobal developmental delayParkinsonismAbnormal cerebellum morphologyDysphagiaChoreaClonusOpisthotonusAnarthriaAxial dystoniaRetrocollisHead titubationScoliosisProximal muscle weaknessNeck flexor weaknessCachexiaGastrostomy tube feeding in infancyOromandibular dystoniaTip-toe gaitCognitive impairment
Classification & Codes
Orphanet Code
ORPHA:300605juvenile amyotrophic lateral sclerosis
| Orphanet | ORPHA:300605 |
| Treatments | 0 drug(s) |
| Symptoms on record | 46 signs |
| Status | published |
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO