81439 Hereditary cardiomyopathy (eg, hypertrophic cardiomyopathy, dilated cardiomyopathy, arrhythmogenic right ventricular cardiomyopathy), genomic sequence analysis panel, must include sequencing of at least 5 cardiomyopathy-related genes (eg, DSG2, MYBPC3, MY

Name of the Procedure:

Genomic Sequence Analysis Panel for Hereditary Cardiomyopathy (e.g., hypertrophic cardiomyopathy, dilated cardiomyopathy, arrhythmogenic right ventricular cardiomyopathy)

Summary

This procedure involves genomic sequencing to analyze at least five genes related to cardiomyopathy, including DSG2, MYBPC3, and others. This test helps identify genetic mutations that may cause various forms of hereditary cardiomyopathy.

Purpose

Hereditary cardiomyopathy can lead to serious heart conditions. The goal of this procedure is to detect genetic mutations that increase risk, allowing for better diagnosis, management, and treatment of affected patients.

Indications

• Family history of cardiomyopathy or sudden cardiac death
• Symptoms such as shortness of breath, chest pain, or arrhythmias
• Unexplained cardiac abnormalities revealed by other tests
• Patients diagnosed with cardiomyopathy seeking to understand genetic risk

Preparation

• No special dietary restrictions or fasting usually required
• Review of medical history and family history of heart disease
• Informed consent explaining the scope and implications of genetic testing

Procedure Description

1. Blood or saliva sample is collected for DNA extraction.
2. DNA is sequenced using advanced genomic technologies.
3. Analysis focuses on at least five key cardiomyopathy-related genes, such as DSG2 and MYBPC3.
4. Results are interpreted by certified geneticists and discussed with the patient and their healthcare team.

Duration

• Sample collection: 15-30 minutes
• Results: Typically available within 4-6 weeks

Setting

• Outpatient clinic or hospital laboratory

Personnel

• Geneticists
• Laboratory technicians
• Cardiologists
• Genetic counselors

Risks and Complications

• Possible emotional or psychological impact of results
• Rare chance of inconclusive or ambiguous findings
• Very low risk of infection at the sample collection site

Benefits

• Identification of genetic mutations may lead to early diagnosis and intervention.
• Personalized treatment plans can be developed.
• Family members may also benefit from knowing their genetic risk.

Recovery

• No physical recovery needed post-sample collection
• Psychological support may be recommended after receiving results

Alternatives

• Traditional diagnostic methods (e.g., echocardiogram, ECG)
• Other forms of genetic testing with broader or narrower scope

Patient Experience

• Minimal physical discomfort from sample collection
• Possible anxiety while waiting for test results
• Emotional support and counseling available as needed