Bretonneau, Pierre
Related Category: Medicine: Biographies
(pyĕr brətônō´), 17781862, French physician. He performed (1825) the first successful tracheotomy for laryngeal diphtheria, wrote a treatise (1826) distinguishing between scarlet fever and diphtheria (which he named), described typhoid fever, and stated (1855) the germ theory of disease (which later became established largely through Pasteur's work).