MSRA infectious disease microbiology Flashcards
(26 cards)
Chronic infection with Hep B will produce what on hepatitis screen?
Anti-HBc IgG positive
HBsAG positive
AntiHBC-IGM negative
Anti HBS negative
what is the difference in markers between acute and chronic hepatitis?
Acute - anti IgM +ve NOT IgG,negative for IgG
HBsAg positive as in chronic hepatitis
Immunity following previous infection with Hepatitis would show what?
anti- HBc IgG +ve
Anti HBs - +ve
HBsAg -ve (unlike acute and chronic)
vaccination from Hep B would show what?
anti-HBs +ve
which vaccines are considered ‘live attenuated vaccines’?
BCG
MMR
Oral polio
Yellow fever
oral typhoid
clarithromycin is first line in campylobacter - true or false
True
what antibiotic is used in bacterial vaginosis
metronidazole
what is the antibiotic of choice in prostatitis?
ciprofloxacin
egg shell calcification on chest x ray is associated with what condition
silicosis
what test should be done if suspected phaeochromoytoma?
urinary metanephrines
BCG is a live attenuated vaccine - true or false
True
MMR is a live attenuated vaccine - true or false
True
influenza IM is a live attenuated vaccine - true or false
False
rabies is a live attenuated vaccine - true or false
False
Yellow fever is a live attenuated vaccine - true or false
True
what organism can commonly cause pneumonia where a communal water supply is involved?
legionella pneumonia
which type of dementia is associated with parkinson ian symptoms
Levy body dementia
which type of dementia commonly causes a stepwise deterioration in cognitive function?
vascular dementia
what drug treatment should be used in life threatening c diff?
Oral vancomycin + intravenous metronidazole
if C diff does not respond to first line vancomycin - what is second line?
Oral fixacomicin
what is the drug treatment for latent TB?
- 3 months of isoniazid (with pyridoxine) and rifampicin OR
- 6 months of isoniazid (with pyridoxine)
what is the recommended treatment for toxoplasmosis in immunocompetent patients?
No treatment
*if immunocompromised or severe - pyrimethamine + sulphadiazine
what organism causes breast abscesses in non lactating women?
Group B streptococcus, Klebsiella pneumonia
which drug used for malaria prophylaxis is taken weekly and should be avoided in pts with depression?
Mefloquine
