Chagas Disease

Organism One of two diseases cause by¬†Trypanosome parasites Transmission Via the triotimine bugs (bite at night) ‚Äď blood sucking reduvids ‚Äďtransmit when faeces come into contact with blood/mucosal surfaces. Epidemiology Caused by Trypanosome cruzi...

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Cholera

Organism vibrio cholerae (gram negative) incubation- avg 3 days Transmission Faecal – oral Small infecting dose may lead to carrier state Large infecting dose will lead to overt disease. Epidemiology May become endemic where...

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Diphtheria

Organism Cornynebacterium diptheriae Incubation; 2-5 days ¬† Transmission Droplet spread ‚Äď from nasopharynx of case or carrier. ¬† Epidemiology Death rate is 10%(higher in children under 5 and adults over 40). Immunity (natural/vaccine-induced) does...

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Febrile Neutropenia

Introduction Definition: Febrile neutropenia¬†is the¬†presence of a fever > 38oC and with an absolute neutrophil count of <1.0×109/L [1] Note that in many hospital policies, patients may be considered to have febrile neutropenia if...

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Giardiasis

Organism Giardia lamblia Flagellate protozoan ‚Äď lives in duodenum or jejunum. Incubation= 7days-3months Transmission Faecal-oral/ from pets or birds (humans are main reservoir of infection) Typically from drinking water contaminated with giardia cysts (killed...

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