which antibiotic has the lowest efficacy for E coli
ampicillin
HIV is a type of
lentivirus
Toxic shock syndrome is caused by
Coagulase positive Staphylococci
What are the exampled of glycopeptide antibiotic
Vanc and teico- Inhibits cell wall synthesis
what is the incidence of listeriosis in pregnancy
1 in 10,000
in a woman with HIV, when in the infant tested
DURING THE first 48 hrs anf prior to discharge
2 weeks post cessation of infant prophylaxis (6 weeks of age)
2 months post cessation of infant prophylaxis (12 weeks of age)
On other occasions if additional risk
HIV antibody testing for seroreversion - age 18 months
how much hpv is cleared in 1 year
70%
icubation period for varicella infection
10-21 days
incubation period of scarlet fever
1-7 days
what is the risk of transmission of HIV in anal receptive sex
1.11
Vaginal receptive 0.1
Needlestick injury- 0.3
herpes simplex virus is a type of
double stranded DNA
the percentage of infants asymtomatic with CMV
10-15%
risk of congenital infection is 30-40%
2 major onco protein associated with high risk HPV
E6 and E7
what is the incubation period of Scarlet fever
1-7 days
chronic myelitis causative agent
staph aureus
obligate gram negative bacteria
Chlamydia
MTB does not form
spores
double stranded RNA example
ROTAVIRUS AND CYTOVIRUS
clostridium tetani is sensitive to
peniicillin and flucloxacillin
trimethoprim is effective against
gram negative bacilli
beta lactam antibiotics are effective against
gram positive bacteria and gram negative cocci
gent is effective against
gram egative bacteria excreasted by kidney
Scarlet fever causative agent
Strep pyogenes
the most common in utero infection causing fetal anaemia
Parvo-virus B19