The Zinda framework
Cardiac Genetics
Founder variants in the heart's structural blueprint.
What does this evidence grade mean?
- Verified mechanism
- Established biology; this does not validate the complete Zinda framework.
- Comparator-reframed
- The concept has been revised in light of evidence from other populations.
- Provisionally supported
- Plausible and partly supported, with further validation needed.
The idea
Some heart muscle disease runs through families on single genes, and South Asian populations carry their own set of variants, some found nowhere else. For an individual family the stakes are enormous and the response is concrete: one diagnosis should trigger screening across relatives. This is the corner of the framework where genetics stops being a probability and becomes a family phone call.
How the evidence grades it
Every study is labeled by what it does to this concept. Counting the counterevidence is the point.
Key studies
- Reevaluation of the South Asian MYBPC3Δ25bp Intronic Deletion in Hypertrophic Cardiomyopathy. PMID 32163302
- 1029 genomes of self-declared healthy individuals from India reveal prevalent and clinically relevant cardiac ion channelopathy variants. PMID 35932045
- Multi-trait polygenic risk scores improve genomic prediction of atrial fibrillation across diverse ancestries. PMID 42086565
- Clinically Actionable Hypertrophic Cardiomyopathy Genes in South Asian Indian Patients. PMID 41128141
← All concepts · Public summaries are open. Verified-email access adds Ask Zinda. Full dossiers require separately reviewed collaborator access.
From research to a conversation
What does this mean for you?
Research can help you ask better questions. Your health history, priorities, and care decisions deserve a conversation with a clinician.
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Omar Saleem, MD
Founder & Clinical Director
South Asian health, in context.