进行性肌营养不良症(MD)中假肥大型是X性染色体隐性连锁遗传病。本病除骨骼肌的进行性萎缩外,常常累及心肌,发生心力衰竭。我们遇到2例,报道如下: 例1 男,40岁。自幼两小腿粗大,13岁左右开始四肢进行性无力,约于20岁开始不能行走,近3、4年生活不能自理。近1月来心悸、气促、不能平卧.曾在外地诊断为MD.体检:端坐呼吸,颈静脉充盈;心尖搏动弥散,心浊音界向两侧扩大,心率118次/分,律齐,心尖部可闻及轻度收缩 Duchenne hypertrophy in progressive muscular dystrophy (MD) is an X sex recessive linked genetic disorder. The disease in addition to skeletal muscle progressive atrophy, often involving the myocardium, heart failure occurs. We encountered two cases, reported as follows: Example 1 male, 40 years old. Since childhood, both legs thick, limbs began to weakness around the age of 13, about 20 years of age can not walk, nearly 3-4 years of life can not take care of themselves. Nearly 1 months palpitations, shortness of breath, can not lie. Has been diagnosed in the field as MD. Physical examination: sitting breathing, filling the jugular vein; apex pulsation dispersion, heart dullness to both sides of the enlarged heart rate 118 beats / min, , Apex can be heard and mild contraction