"Tenshou Era (1573 - 1592) Medical Chronicle," the clinical notes of Gensaku MANASE, the physician who saw Ujisato, there is a record of a military leader who fell ill at Nagoya castle en-route to the Bunroku Campaign and had symptoms of jaundice with swelling under the eyes.
氏郷を診断した医師・曲直瀬玄朔が残したカルテ「医学天正記」には文禄の役の主兵の途中、既に名護屋城で発病し黄疸、目下にも浮腫などの症状が出たと記されている。