(ID)- Pyrexia of Unknown Origin Flashcards

1
Q

What is pyrexia of unknown origin?

A

Persistent fever over 38.3 for over 3 weeks with no cause

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2
Q

What are some potential causes of pyrexia of unknown origin?

A

Abscesses-liver, lung, kidney
Bacterial-infective endocarditis, lyme disease
Connective tissue disorders
Drug reactions
Embolus
Fungal and parasitic infection-malaria, schistosomiasis
Hodkin’s lymphoma and renal hydronephromas
Immune inflammatory syndromes

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3
Q

How is pyrexia of unknown origin treated?

A

Identify cause and treat

If cause is not identifiable symptomatic management

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4
Q

What investigations are used for pyrexia of unknown origin?

A

FBC
Blood culture
Echocardiogram
Imaging
LP
Tissue biopsy

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