maxillary sinus 2

Question 1

what effect does viral infection have within sinuses

Answer 1

inflammation and oedema within sinuses
obstruction of ostium due to oedema
trapping of debris within sinus cavity

Question 2

how can bacterial sinusitis occur

Answer 2

when sinus cant evacuate its contents efficiently there is a build up of pressure and an opportune situation for bacterial overgrowth is created

Question 3

name 5 signs and symptoms of sinusitis

Answer 3

facial pain
congestion
pressure
nasal obstruction
fever
dental pain
headache
referred ear pain

Question 4

name 3 clinical indicators of sinusitis

Answer 4

discomfort on palpation of infraorbital region
TTP of all maxillary teeth
Pain that worsens with head or facial movements (Ask patient to put head down then bring back up again quickly)

Question 5

name 3 aims of sinusitis treatment

Answer 5

treat symptoms
drain oedema
unblock ostium

Question 6

what medication may be used to reduce mucosal oedema

Answer 6

ephedrine nasal drops 0.5%
one drop up each nostril 3x daily when required

Question 7

why should ephedrine drops not be used for more than 7 days

Answer 7

can cause atrophy of the mucosa lining the nasal cavity

Question 8

antibiotic of choice for sinusitis

Answer 8

phenoxymathylpenicillin 500mg 4x day 5 days