?近期,《Journal of the American College of Cardiology》上發(fā)表了一篇名為《Patients With Hypertrophic Cardiomyopathy and Normal Genetic Investigations Have Few Affected Relatives》的文章,通過(guò)對(duì)肥厚型心肌?。℉CM)患者及其親屬進(jìn)行遺傳學(xué)研究,發(fā)現(xiàn)基因檢測(cè)陰性的HCM患者的親屬患病率較低且少量HCM親屬預(yù)后也相對(duì)較好。提示即使患者基因檢測(cè)為陰性,該結(jié)果都可能對(duì)預(yù)測(cè)親屬未來(lái)的患病風(fēng)險(xiǎn)及預(yù)后有一定指導(dǎo)意義。