1875年前后,贵州省人民医院曾收治两名心脏显著增大伴有严重心律失常及顽固心衰的患者,均系黔东南自治州剑河县的农村社员。当时诊断为原发性心肌病,亦曾考虑过是否为克山病。两位病员出院后,随访得知相继死亡。 1978年底,为想了解剑河县是否有克山病,省医与黔东南卫生局组成联合调查组赴剑河,以死者所在的两个大队为中心,抽查了5～64岁的男、女农民共255人。对每例受检者均作了物理检查及心电图,部份作了超声心动图和X线检查。两大队受检者心电图异常发生率分别高达42.4％及33.3％,且大部集中于17 Before and after 1875, Guizhou Provincial People’s Hospital had admitted two patients with severe cardiac arrhythmia and stubborn heart failure, all of whom were rural members of Jianhe County in Qiandongnan Autonomous Prefecture. Was diagnosed with primary cardiomyopathy, has also considered whether Keshan disease. After the two patients were discharged from hospital, they were subsequently reported to have died. At the end of 1978, in order to know whether Keshan disease exists in Jianhe County, the provincial medical department and Qiandongnan Health Bureau formed a joint investigation team to go to Jianhe River. Taking the two brigades where the deceased was located as the center, a sample of men and women aged 5 to 64 A total of 255 farmers. Each subject were made physical examination and ECG, some made echocardiography and X-ray examination. The two groups of subjects ECG abnormalities were as high as 42.4% and 33.3%, and most concentrated in 17