心尖肥厚型心肌病属非流出道梗阻性肥厚型心肌病 ,病因不明。兄弟二人同患心尖肥厚型心肌病少见 ,现报告如下。例 1　男性 ,52岁 (哥哥 ) ,吸烟 9年 ,饮酒 1 0余年。自1 973年 1 2月发现血压高未介意 ,此后偶测血压高 ,最高达1 80 1 2 0ｍｍＨｇ(1ｍｍＨｇ =0 1 33ｋＰａ) , Apical hypertrophic cardiomyopathy is a non-effusion obstructive hypertrophic cardiomyopathy, the etiology is unknown. Two brothers suffering from apical hypertrophic cardiomyopathy rare, are as follows. Example 1 male, 52 years old (brother), smoking 9 years, drinking more than 10 years. High blood pressure was noticed since January 1, 1973, and blood pressure was high even after that, up to 1 801 20 mmHg (1 mmHg = 0 1 33 kPa)