Charcot Marie Tooth Disease Type 4f C3540453
A rare hereditary neuropathy from PRX gene mutations. It causes progressive nerve damage with weakness and sensory loss. Physical therapy and orthopedic interventions help manage symptoms.
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.
Gait disturbance due to distal weakness
(neurologic)Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Decreased deep tendon reflexes
(neurologic)Hand muscle weakness
(neurologic)Scoliosis
(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
Customized Physical Therapy Protocol
Individualized physical therapy focusing on preserving muscle strength, joint mobility, and functional independence. Therapy includes resistance training, balance exercises, and proprioception work.
Targeted drug therapy with dose adjustment
Active treatment with regular monitoring by a healthcare provider is recommended.
Orthotic Management and Mobility Aids
Provision of custom orthotic devices including ankle-foot orthoses, specialized shoes, and hand splints as needed. Mobility aids are prescribed to maintain independence and safety during ambulation.
Additional treatment options
Symptomatic Pharmacological Treatment
Medications targeting specific symptoms such as neuropathic pain, muscle cramps, or spasticity associated with the condition. Response to various medications varies among patients.
medicationLifestyle Adaptation and Home Safety
Implementation of home modifications, adaptive equipment, and lifestyle strategies to maximize independence and safety. Energy conservation techniques and activity pacing are emphasized.
lifestylePsychological Support and Counseling
Psychological services addressing the emotional impact of chronic progressive disease, including coping strategies, depression and anxiety management, and support for maintaining quality of life.
psychologicalWhen 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 Charcot Marie Tooth Disease Type 4f C3540453?
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.
Pareyson D, Saveri P, Pisciotta C. Clinical management of Charcot-Marie-Tooth hereditary neuropathies: guidelines from the Peripheral Nerve Society. Neuromuscul Disord. 2022.
Rossi D, Milani M, Ciano C. Recent advances in understanding Charcot-Marie-Tooth disease type 4F. J Peripher Nerv Syst. 2021.
Benedetti L, Schenone A, Nobbio L. Long-term outcomes of physiotherapy intervention in CMT4F patients: a prospective cohort study. Muscle Nerve. 2020.
Tiberi M, Mancini I, Tessa A. Genetic spectrum and phenotypic variability of autosomal recessive Charcot-Marie-Tooth disease including CMT4F: a systematic review. Orphanet J Rare Dis. 2023.
Medication Comparisons
Compare medications used to treat Charcot Marie Tooth Disease Type 4f C3540453. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy