Read more about the article Chagas Disease
Trypanosoma cruzi crithidia

Chagas Disease

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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…

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Read more about the article Chlamydia
Chlamydae Life Cycle

Chlamydia

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Introduction Chlamydia Trachomatis (CT) is¬†the most common bacterial STI.¬†It is most common in those <30, and is often asymptomatic. It is simple to test for and to treat. Previous infection…

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Read more about the article Cholera
Cholera bacterium. Model of cholera bacteria - Smithsonian Museum of Natural History - 2012 - by Tim Evanson. Licensed with CC BY-SA 2.0.

Cholera

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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…

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Read more about the article Diphtheria
Diphtheria

Diphtheria

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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…

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Read more about the article EBV ‚Äď Epstein Barr Virus
Epsteine Barr Virus. This electron microscopic image of two Epstein Barr Virus virions (viral particles) shows round capsids‚ÄĒprotein-encased genetic material‚ÄĒloosely surrounded by the membrane envelope. This file is taken from wikimedia commons and is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.

EBV – Epstein Barr Virus

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Introduction Epstein-Barr virus (EBV) is a type of human herpes virus. It is extremely widespread, and is contracted by close person to person contact. It can cause a wide range…

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Read more about the article Febrile Neutropenia
Haematology

Febrile Neutropenia

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Introduction Definition: Febrile neutropenia¬†is the¬†presence of a fever > 38oC and with an absolute neutrophil count of <1.0x109/L [1] Note that in many hospital policies, patients may be considered to…

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Read more about the article Giardiasis
Giardia Lamblia

Giardiasis

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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…

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Read more about the article Gram Negative Bacteria
A gram stain showing both gram positive cocci (staphylococci) and gram negative bacilli (E. coli). This file is taken from wikimedia commons and is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.

Gram Negative Bacteria

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Gram Staining Gram staining is a method of staining used to classify bacteria into two main categories; gram-positive and gram-negative. It was developed by the Danish scientist Hans Christian Gram¬†in…

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Read more about the article Gram Positive Bacteria
Streptococcus. Image from the wellcome collection. Creative Commons Attribution Non-Commercial (CC BY-NC 4.0) terms and conditions

Gram Positive Bacteria

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Gram Staining Gram staining is a method of staining used to classify bacteria into two main categories; gram-positive and gram-negative. It was developed by the Danish scientist Hans Christian Gram¬†in…

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