Age at Inauguration President Inauguration Year Significant Medical Events During Term 73 Reagan (II) 1985 Colon cancer (Duke's B), treated surgically with right hemicolectomy. Benign prostatic enlargement treated with surgery. Dementia (?). 69 Reagan (I) 1981 Life-threatening hemorrhage after gunshot to chest. 6-month recovery, residual breathless upon exertion. Hearing aids. Slippage of previously near-photographic memory. 68 Harrison, W 1841 Died of pneumonia after one month in office. 66 Eisenhower (II) 1957 Stroke, despite taking anti-coagulant medication. 66 Jackson (II) 1833 -nothing- 65 Buchanan 1857 Dysentery, ill for weeks. Depression as union fractured (?). 64 Truman (II) 1949 -nothing- 64 Bush, GHW 1989 Atrial fibrillation. Graves disease treated with radiation. Japanese vomit incident. Adverse reaction to Halcion (?). 64 Taylor 1847 Died after a 5-day diarrheal illness. 62 Roosevelt, F (IV) 1945 Died after hemorrhage into brain. Probable malignant melanoma. Heart failure (hypertensive, congestive), treated with medication. Anorexia and weight loss, prompting medication changes. Intentional deception of electorate. 62 Monroe (II) 1857 Near death after seizure; recovered. 62 Eisenhower (I) 1953 Crohn disease of terminal ileum. Anterior-wall myocardial infarction (heart attack). Bowel obstruction requiring urgent surgerical operation.