Dilated Cardiomyopathy 2a C2678474
A hereditary subtype of dilated cardiomyopathy that causes progressive weakening and enlargement of the heart's main pumping chamber. Patients may experience fatigue, shortness of breath, and fluid retention. Management includes medications and regular cardiac follow-up.
Key facts at a glance
- ICD-10
- B33.24
- ICD-11
- 1A00.0
- Body system
- cardiovascular
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Chest discomfort
Syncope
Chest discomfort or palpitations
(cardiovascular)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Dyspnea on exertion
(cardiovascular)Palpitations
(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
ACE Inhibitors or ARBs
Angiotensin-converting enzyme inhibitors or angiotensin receptor blockers are cornerstone heart failure medications that reduce cardiac workload and prevent adverse remodeling of the heart muscle.
Disease management and monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Sodium and Fluid Restriction
Daily sodium intake limited to 2,000mg or less with careful fluid monitoring to reduce fluid retention and decrease cardiac burden.
Additional treatment options
Echocardiogram Surveillance
Regular cardiac imaging to assess left ventricular ejection fraction, chamber dimensions, and disease progression every 3-6 months.
monitoringBeta-Blocker Therapy
Non-selective or cardioselective beta-blockers to reduce heart rate, decrease myocardial oxygen demand, and improve ventricular function over time.
medicationCardiac Rehabilitation Program
Supervised exercise program designed to safely improve cardiovascular endurance while monitoring for signs of decompensation.
physical_therapyWhen 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 Dilated Cardiomyopathy 2a C2678474?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalMedication Comparisons
Compare medications used to treat Dilated Cardiomyopathy 2a C2678474. 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