EENT Flashcards
3 sites that are immunoprivileged
1) eyes
2) brain
3) testes
Conjunctivitis
infection/inflammation of the conjunctiva
“pink eye”
Common causes of conjunctivitis (3)
1) bacterial
2) viral
3) allergic
Risk factors for conjunctivitis (many)
exposure to someone with it
contact lenses
allergen
trauma
immunocompromised
prior ocular infections
Pathogens common in contact lenses (2)
1) pseudomonas
-water=lens fluid
2) bacillus
-MEDICAL EMERGENCY
Most common causes of bacterial conjunctivitis (2)
1) Streptococcus pneumoniae
2) Haemophilus infleuenzae
Most common causes of bacterial conjunctivitis in NEONATES (2)
1) chlamydia
2) neisseria gonorrhea
Most common cause of viral conjunctivitis
adenovirus!
Most common cause of viral conjunctivitis in NEONATES
HSV
Treatment for bacterial conjunctivitis
antibiotics
Treatment for viral conjunctivitis
support treatment
unless HSV
Otitis externa
“swimmer’s ear”
Most common cause of otitis externa
pseudomonas
Treatment
alcohol-based drying
Otitis media
middle ear infection caused by blocked eustachian tubes
Most common bacterial causes of otitis media (3)
1) Streptococcus pneumonia***
2)Haemophilus influenzae**
3) Moraxella catarrhalis
Most common viral causes of otitis media (3)
1) RSV
2) Influenza virus
3) Adenovirus
Diagnosis of otitis media
otoscopy
Pharyngitis
sore throat
Most cases of pharyngitis are caused by…
viruses
Viruses that can cause pharyngitis (many)
mono - teens
adenovirus
influenza
cold viruses
RSV
HSV 1 and 2
HIV
Most common cause of bacterial pharyngitis
Group A strep - pyogenes
Bronchitis
croup/laryngitis/bronchitis
Most common viral causes of bronchitis
LOTS
RSV
influenza
COVID
