RTI 1 Flashcards
Fever suggests viral or bacterial pharyngitis?
Bacterial
Sore throat suggests viral or bacterial pharyngitis?
Bacterial
Headache suggests viral or bacterial pharyngitis?
Bacterial
N/V, abdominal pain suggests viral or bacterial pharyngitis?
Bacterial
Acute rhinosinusitis is caused by…
Allergens
Environmental irritants
Infxns - 90+% viruses, <10% bacteria
ABRS pathogens…
S. pneumoniae and H. influenzae
and M. Catarrhalis
Viral RS usually lasts for ___ days
5-7
ABRS usually lasts for ___ days.
> 10 without signs of improvement
Clinical presentation of ABRS (3 things)
- Similar to acute RS, but lasts >10 days
- Onset with severe symptoms, >102F and purulent nasal discharge or facial pain for at least a few days at beginning of illness
- Onset with worsening symptoms,mcharacterized by new-onset fever, HA, or increased nasal discharge following typical viral URI that lasted 5-6 days and were initially improving.
Drugs and doses used for tx of flu
Oseltamivir 75mg BID x 5 days
Zanamivir 2 inhalations (10mg) BID x 5 days
When should flu tx be started?
Within 48 hours of symptom onset
Vax and chemoprophylaxis for flu tx recommended in pregnancy…
Trivalent vax
Oseltamivir
What are the 2 flu Vax’s and what ages are they indicated for?
Trivalent >= 6 months
Live-Attenuated 2-49 years
Age recommendations for flu antivirals…
Oseltamivir tx - any, Px - 3+
Zanamivir tx - 7+, Px - 5+
Tx of GABHS…
Preferred tx - Pen V, Pen G, Amox
If PCN allergy- clarithromycin, Azithromycin, clindamycin, cefadroxil, cephalexin
