Microbiology 10: Pyrexia Of Unkown Origin Flashcards
which 3 components define Pyrexia of unknown origin ?
A) a temperature > 38 degrees C B) a blood pressure below 80/60 C) duration > 3 weeks D) no certain diagnosis after 1 week in hospital E) a temperature > 38.3 degrees C F) Elevated white cells
C
D
E
Which 2 conditions can cause a really high ferritin ?
Adult onset Stills
Macrophage activation syndrome
What is a test for latent TB ?
IGRA (interferon-gamma release assay)
What is the scoring criteria for infective endocarditis called ?
Duke’s criteria
Elderly women presents with jaw claudication, headache and a raised ESR.
What is the most likely diagnosis ?
What is the gold standard diagnostic test ?
Temporal arteritis (GCA) Temporal artery biopsy
A 20 year old male presents with a fever of 39.4 degrees C, arthralgia, salmon pink rash and his blood tests showed very high ferritin.
What is the most likely diagnosis ?
Adult onset Stills disease
What is the definiton of PUO?
Fever >38.3ºC on several occasions persisting >3 weeks without diagnosis despite >1 week of intensive investigation