noun
medical history; case history; anamnesis
Medical term for a patient's past health record, used in clinical settings.
医師は患者の既往歴を詳しく尋ねた。
The doctor asked the patient about their medical history in detail.
既往歴に大きな病気
There are no major illnesses in my medical history.
Compound of 既往 (past, previous) and 歴 (history, record). The spelling 既往 is standard; 既住 is a common typographical error.