ENOT/ opth (Alice) (15%) Flashcards
AOM is mc caused by
1. strep pneumo
2. h. flu
3. m. cat
classification of AOM
acute: < 3 weeks
chronic: > 3 mos
recurrent: 3 episodes x 6 mos OR 4 w.o clearing in between
chronic: > 3 mos of serous fluid in middle ear w.o s/sxof infxn
do you use abx for chronic AOM
no!
2 key findings of AOM
bulging of TM
limited mobility of the TM
1st line tx for AOM
amoxicillin
vs
augmentin
vs
cephalosporin
< 2 yo: 10 days
> 2 yo: 5-7 days
tx for AOM if pcn allergy
macrolide
2 complications of AOM
mastoiditis
bullous myringitis
mcc of acute pharyngotonsillitis
adenovirus
EBV triad
fever
sore throat
LAD
recent sexual encounter + non resolving pharyngitis
gonorrhea pharyngitis
consider _ pharyngitis in pt’s using ICS
fungal
centor criteria
absence of cough
exudates
fever > 100.4
cervical LAD
2-3 = rapid strep
4 = empiric tx
what 3 sx are NOT suggestive of strep pharyngitis
coryza
cough
hoarseness
gs dx for strep pharyngitis
throat culture
gs tx for strep pharyngitis
pcn
pcn allergy: azithromycin
2 complications of strep pharyngitis
rheumatic fever
psgn
for EBV, how long do pt’s need to avoid contact sports
3 weeks from symptom onset
strenuous sports: 4 weeks
tx for gonorrhea pharyngitis
IM ceftriaxone
PLUS
azithromycin
what is this showing
edematous, bluish nasal mucosa ->
allergic rihinitis
what are these showing
transverse nasal crease
allergic shiners
allergic rhinitis
allergic rhinitis is _ mediated mast cell _ release
IgE
histamine
what is rhinitis medicamentosa
rebound congestion from using intranasal decongestants > 3-5 days
mc cause of viral and bacterial conjunctivitis
viral: adenovirus
bacterial: s.aureus, strep pneumo
what pathogens do you think of when you see copious, purulent conjunctival discharge not responsive to conventional tx
m cat
gonococcal
-giemsa stain
-inclusion body
-scant mucopurulent conjunctival discharge
chlamydia (newborn) conjunctivitis
tx for bacterial conjunctivitis
in order:
1. gentamicin/tobramycin (tobrex)
2. erythromycin (e-mycin)
3. trimethoprim and polymixin b (polytrim)
4. cipro (clioxan)
pathogen and tx for conjunctivitis in contact lens wearer
pseudomonas
fluoroquinolone drops (ciloxan)
tx for neisseria conjunctivitis
referral
topical + systemic abx
tx for chlamydia conjunctivitis
-systemic tetracycline vs erythromycin x 3 weeks PLUS abx drops
-asses for STI/child abuse
tx for viral conjunctivitis
eye lavage w. NS x 7-14 days
antihistamine drops
warm/cool compress
tx for allergic conjunctivitis
systemic vs topical antihistamines or mast cell stabilizers:
azelastine (optivar)
epinastine (elestat)
emedastine difumarate (emadine)
levocabastine (livostin)
stridor, restless, cough, dyspnea, fever, dysphagia, drooling, tripod/sniffing dog posture, neck extended
epiglottitis
3 d’s of epiglottitis
dysphagia
drooling
distress - respiratory
mcc of epiglottitis
Hib
what is this showing
thumbprint sign -> epiglottitis
abx for epiglottitis
ceftriaxone
mc site for anterior nosebleed
kesselbach’s plexus (little’s area)
kesselbach’s plexus includes (4)
anterior ethmoid a
superior laial a
sphenopalatine a
greater palatine a
mc location for posterior nosebleeds
woodruff’s plexus
woodruff’s plexus includes _ artery
sphenopalatine a