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Warthin Starry stain

Warthin Starry stain demonstrating H.pylori in the gastric mucosa A silver nitrate stain used as a special stain for demonstrating organisms such as H.Pylori and spirochetes. It is
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Trench fever

Also known as five day fever. It was first identified during the First World War. It is caused by Bartonella quintana. It has a prolonged convalesence period resulting
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Bartonella quintana

Causative organism of trench fever/five day fever. Initially it was known as Rickettsia quintana and later as Rochalimaea quintana, and presently placed under Bartonella.
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Bartonella bacilliformis

`A small gram negative pleomorphic motile bacilli with a tuft of polar flagella. It causes oroya fever which is characterised by fever and progressive anemia. It invades the
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Oroya fever

A disease caused by Bartonella bacilliformis characterised by fever and progressive anemia. It is found in the mountain areas of Peru, Columbia and Equador. The bacteri invade the
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Verruga peruana

Nodular ulcerating skin lesions found in survivors of oroya fever caused by Bartonella bacilliformis. Bartonella can be found within these skin lesions.
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