Med 1 Block 5 By ashleywoodhull Period: 500 to Dec 31, 1299 Middle Ages Aug 31, 900 Rhazes Period: Jan 1, 1300 to Dec 31, 1699 Renaissance Aug 31, 1300 Islamic hospitals Sep 9, 1307 John Arderne Sep 9, 1348 Black death Sep 7, 1590 Zacharius Jannsen Period: Jan 1, 1700 to Dec 31, 1899 Industrial Revolution Sep 2, 1849 Elizabeth Blackwell was the first female to receive medical degree Aug 31, 1854 John Snow Sep 2, 1893 First successful open heart surgery Sep 2, 1895 First X-ray Sep 2, 1897 First vaccine for plague Period: Jan 1, 1900 to Aug 31, 2016 Modern World Sep 7, 1904 National Tuberculosis Association Sep 7, 1906 August Von Wasserman introduced diagnostic test for cyphilis Sep 7, 1907 Clemens Von Pirquet introduces skin test for TB Sep 7, 1909 National Committee for Mental Hygiene Sep 7, 1921 Heart disease becomes the leading cause of death