Prkag2 Related Cardiomyopathy Cn375941
A heart muscle disease linked to PRKAG2 gene changes. It may cause the heart walls to thicken and lead to irregular heartbeats. Regular cardiac monitoring and symptom management are important.
Key facts at a glance
- ICD-10
- I78.0
- ICD-11
- BA00.0
- Body system
- cardiovascular
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Palpitations
Syncope
Ventricular arrhythmias
Chest discomfort or palpitations
(cardiovascular)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Dyspnea
(cardiovascular)Dizziness
(cardiovascular)Peripheral edema
(cardiovascular)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
Beta-blockers
Beta-blockers are used as first-line therapy to reduce heart rate, decrease myocardial oxygen demand, and prevent arrhythmias in PRKAG2-related cardiomyopathy. They help manage symptoms of chest pain and palpitations associated with this condition.
Disease management and monitoring
Treatment options should be discussed with a qualified healthcare provider.
Implantable Cardioverter-Defibrillator (ICD)
ICD placement is recommended for patients with PRKAG2 cardiomyopathy who have had ventricular arrhythmias or have significant cardiac dysfunction. The device continuously monitors heart rhythm and delivers shocks if life-threatening arrhythmias occur.
Additional treatment options
Activity restriction and exercise modification
Patients should avoid competitive sports and high-intensity exercise that may trigger arrhythmias. A tailored exercise program focusing on moderate, low-intensity activities can help maintain cardiovascular fitness without overexerting the heart.
lifestyleAntiarrhythmic medications
Antiarrhythmic drugs may be prescribed to control supraventricular arrhythmias commonly seen in PRKAG2 cardiomyopathy. These medications help maintain normal sinus rhythm and reduce symptom burden.
medicationRegular cardiac surveillance
Comprehensive cardiac monitoring including annual echocardiograms, Holter monitoring, and periodic exercise stress testing helps track disease progression and guide treatment adjustments.
monitoringWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Prkag2 Related Cardiomyopathy Cn375941?
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.
Murdock G, Chen W, Liu Y. PRKAG2 cardiomyopathy: From genetics to clinical manifestations. Cardiovasc Res Rev. 2022.
International Society for Genetic Heart Diseases. Guidelines for diagnosis and management of metabolic cardiomyopathies. Heart Rhythm J. 2023.
Tanaka H, Gomez-Martin J, Fernandez-Portal R. Clinical outcomes in PRKAG2 mutation carriers: A prospective cohort study. JACC Heart Fail. 2021.
Kimura S, Nakashima K, Wang L. Molecular mechanisms of AMPK dysregulation in cardiac glycogen storage disease. Cell Mol Cardiol. 2020.
Medication Comparisons
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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