infections Flashcards by Ria Marwaha

Q

investigations for infective endocarditis

A

trans thoracic echocardiogram
CXR
blood cultures (3 sets)
HIV antibody
HBsAg
hep c antibody

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Q

causative organisms of IE

A

streptococcus virdans
staphylococcus aureus
staphylococcus epidermis
streptococcus bovis

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Q

investigations for meningitis

A

viral + bacterial throat swabs
PCR on CSF sample
pneumococcal urinary antigen
LP
blood cultures
CT if focal neurological signs

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Q

CSF investigations for meningitis

A

microscopy + gram stain
CSF culture + sensitivity
CSF cryptococcal antigen (if pt immunosuppressed)
(if viral suspected): CSF viral PCR inc. HSV, enterovirus, parechovirus

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Q

severity assessment of pneumonia in hospital setting

A

CURB-65

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Q

CURB-65

A

C - confusion 
U - Urea > 7 
R - rr > 30/min 
B - sbp <90 or DBP < 60
65 - age

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Q

tests for cause of pneumonia

A

HIV test
mycoplasma serology
urine: pneumococcal + legionella
blood cultures
endotracheal secretions culture
blood cultures from: central line, arterial line, peripheral blood cultures
CXR
blood test for beta D glucan

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