DYSENTERY Completed by: Hlushko Svitlana 2m-18-13 Characteristics of the disease DYSENTERIA (dysenteria; buckwheat, dys- + enteron gut, intestine) is an infectious disease characterized by signs of intoxication of the body, a predominant functional and morphological lesion of the colon caused by Shigella bacteria. Etiology Pathogens D. bacteria of the genus Shigella. Shigella gram-negative bacteria with a length of 2 to 4 microns and a width of 0.5 to 0.8 microns, without flagella and capsules, not forming spores and pigment. Etiology • Shigella are preserved: In open water sources, In tap water, In milk, In Butter • They die under the influence of: boiling, when heated to 60 ° C, direct sunlight, disinfectants. Epidemiology Source of infection - Sick person Transmission mechanism - Fecal-oral Distribution ways - Contact household, Water distribution route, Food distribution route. Stages of dysentery 1. Catarrhal colitis (2 3 days). 2. Stage of fibrinous colitis (5-10 days) croupous, often diphtheria 3. Ulcerative colitis (appears on 10 12 day of illness). 4. Healing ulcers (3 4 weeks of illness). Diphtheria colitis in dysentery Complications Intestinal: perforation (including microperforation), with paraproctitis or peritonitis, intestinal phlegmon, intestinal bleeding, cicatricial stenosis. Complications Extraintestinal: pneumonia, pyelonephritis, toxic arthritis, amyloidosis, pylephlebitic liver abscesses, intoxication and exhaustion. THANK YOU FOR ATTENTION!