Abstract
The objective of this article is to investigate from what kind of disease Queen Inhyun(仁顯王后) died through the clinical records written in Seungjeongwon Ilgi("承政院日記"). The method to do this study was to search the records of Seungjeongwon Ilgi("承政院日記") from Sukjong 26th year to 27th year on the website databased and serviced by National Institute of Korean History. The results was as follows. According to the website search, Queen Inhyun(仁顯王后) suffered from purulent coxarthritis for one and a half year. As time passed by, the lesion of disease spread to her abdomen and heart. Finally, she died of difficulty in breathing.