Mitochondrial Complex I Deficiency Nuclear Type 22 C4748796
A genetic disorder affecting cellular energy production in the mitochondria. May cause problems with muscles, brain function, and growth. Care is primarily supportive.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Lactic acidosis
Seizures
Cardiomyopathy
Fatigue or weight changes
(metabolic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Developmental delay
(neurological)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
Baseline and Ongoing Metabolic Monitoring
Comprehensive monitoring of metabolic parameters including lactate/pyruvate ratios, cardiac function, and neurological assessments to track disease progression and treatment response. Regular follow-up with mitochondrial specialists is essential for optimizing care.
Drug therapy with clinical monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Coenzyme Q10 and Mitochondrial Support Supplements
Administration of CoQ10 and related compounds to support electron transport chain function. Typical supplementation includes CoQ10, L-carnitine, and B-complex vitamins which may help improve cellular energy production.
Additional treatment options
Metabolic Stress Avoidance
Implementation of lifestyle modifications to reduce metabolic stress including avoiding fasting, managing fever promptly, and limiting strenuous exercise that could trigger metabolic decompensation.
lifestyleTailored Physical Rehabilitation Program
Structured physical therapy focusing on maintaining muscle strength and function while avoiding overexertion. Programs include gentle stretching, low-impact exercises, and energy conservation techniques.
physical_therapyPsychological Support and Counseling
Access to mental health support including counseling services to address the chronic nature of mitochondrial disease. Provides coping strategies for managing fatigue, depression, and anxiety associated with chronic illness.
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 Mitochondrial Complex I Deficiency Nuclear Type 22 C4748796?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalMedication Comparisons
Compare medications used to treat Mitochondrial Complex I Deficiency Nuclear Type 22 C4748796. 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