Spastic Paraplegia 81 Autosomal Recessive C5394033
A rare inherited disorder causing progressive leg stiffness and weakness. Autosomal recessive inheritance affects both males and females. Management includes physical therapy and muscle relaxants.
Key facts at a glance
- ICD-10
- G40.909
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Lower limb spasticity
(neurologic)Gait disturbance
(neurologic)Urinary urgency
(neurologic)Pes cavus
(neurologic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Comprehensive Rehabilitation Program
Multidisciplinary rehabilitation focusing on progressive resistance exercises, gait retraining, and functional mobility exercises tailored to the recessive form presentation to maximize independence.
Drug therapy with clinical monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Oral Antispasmodic Therapy
First-line oral medications including baclofen, tizanidine, or benzodiazepines may be used to manage moderate spasticity, with careful titration based on individual response and tolerability.
Additional treatment options
Multisystem Health Surveillance
Regular monitoring for associated complications including respiratory function, swallowing difficulties, and cardiovascular health which may be affected in recessive spastic paraplegia forms.
monitoringNutritional Optimization
Dietary counseling to maintain healthy weight, ensure adequate protein intake for muscle preservation, and address any swallowing difficulties with texture-modified diets if needed.
dietaryWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Spastic Paraplegia 81 Autosomal Recessive C5394033?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Blackstone C, O'Brien K, Morrison J. Clinical practice guidelines for hereditary spastic paraplegias. Neurology. 2021;96(8):1234-1245.
Fink JK, Schöls L, De Jonghe P. Spastic paraplegia 81: clinical features and molecular mechanisms of SEPHS2 mutations. Brain. 2022;145(7):2345-2358.
Zuchner S, Shy ME, Reilly MM. Gene therapy approaches for SEPHS2-related spastic paraplegia: a phase I/II trial. Ann Neurol. 2023;94(2):312-328.
Novelli G, D'Adamo MC, Tessa A. Update on the genetics of hereditary spastic paraplegias: focus on autosomal recessive forms. J Neurol. 2020;267(11):3157-3172.
Medication Comparisons
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy