TB Flashcards
When can a false positive TB skin test occur?
When a patient has received the BCG vaccine
A TST is also called what?
A purified protein derivative test
Latent TB Tx
3 possible
- Isoniazid 300 mg max 900 for 9 months
- Rifampin 4 months
- INH + rifapentine q wk for 12 wks
What regimen is recommend for HIV, pregnant and children? and for what?
INH: 300 mg per day max 900 per dose
9 months for Latent TB
What latent TB regimen is not rec’d for HIV, children < 2 or pregnant women
INH and Rifapentine
How to you confirm the Dx of Active TB?
Skin test likely means active but need to confirm with a sputum culture AFB stain
Definitive With PCR slow growing
In the intensive phase how long is RIPE therapy
8 wks
What is the treatment and durtation for conuation phase
2 drugs for 4 months
INH and RIF if susceptible
Drugs that cause QT prolongation Abxs
FQs
Macrolides
Drugs that cover atypical organisms? 3
Azithro
Doxy
Quinolones
Community Associated MRSA SSTIs drugs 3
- Bactrim
- Doxy
- Minocycline
More Severe SSTIs needing IV abx or Hospitalization cover what 2 things? and what are the 3 main drugs?
- Cover MRSA and Streptococcus
- Vanc
- Linezolid
- Daptomycin
WHen should IV abxs be admin for surgical prophylaxis?
Cefazolin and Cefuroxime ( 1hour before surgery)
If using quinolones or Vanc 120 minytes before
Common Cold MCPs 2
Influenza 1
Pharyngitis 2
Sinusitis 7
- Resp Virus: Rhinovirus and coronavirus
- Infuenza
- Resp viruses and S. Pyrogenes
- Resp viruses, S. Pneumo, H. Flu, M. Mat, staphylococcus, anaerobes, and g (-) rods
First line tc for sinusitis?
Amox/clav