自四十年代开始,Terry氏首先报告此种病案,1949年Oweny氏又对该病的临床症状作了详细的叙述,此病遂引起人们的注意。近二十多年来,国外陆续有报告,并就临床及动物试验等方面作了大量的研究。由于本病早期病变不易被 Since the 1940s, Terry’s first report of such a medical record, 1949 Oweny’s again the clinical symptoms of the disease were described in detail, the disease has drawn people’s attention. Nearly two decades, foreign reports have been made, and clinical and animal experiments made a lot of research. Because of this disease is not easy to be early lesions