Region Type of virus Transmission Route Incubation Period Source of Infection Sign Symptom Complication Virulence Factor Dif. Diagnosis Epidemiology Prophylaxis
Bacterial infections Shigella dysenteriae Contaminated food 1 - 7 days , usually 48 hours Na Frequent passage of loose, scanty feces containing blood and mucus , along with abdominal cramps and tenesmus . Fever and vomiting may be present . Frequent passage of loose, scanty feces containing blood and mucus , along with abdominal cramps and tenesmus . Fever and vomiting may be present . K Antigen , O Antigen , Shiga toxin , Verotoxin Personal and food hygiene , Decontamination of stool with Sodium hypochlorite.