5 Maurer Maurer MS MS Hanna Hanna M M Grogan Grogan M M Dispenzieri Dispenzieri A A Witteles Witteles R R Drachman Drachman B B Genotype and Phenotype of Transthyretin Cardiac Amyloidosis Genotype and Phenotype of Transthyretin Cardiac Amyloidosis J Am Coll Cardiol J Am Coll Cardiol 2016 2016 68 68 2 2 161 161 172 172 27386769 27386769 5. The gene discussed is TTR; the disease is cardiac amyloidosis.