
Same gene, same family, two very different hearts. New in JACC: Case Reports from @Okiamanesh and the Broderick team on why a sibling's cardiac risk cannot be read from a brother or sister. Thread below.
Omid Kiamanesh, MD, FRCPC@OKiamanesh
Genetic cardiomyopathy tweetorial: Two siblings. The same gene. The same homozygous variant. One developed a dilated, scarred heart. The other's heart stayed nearly normal. Identical genotype does not mean identical heart. 🧵
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