Allergic Rhinitis Flashcards
A clinical hypersensitivity of the nasal mucosa to foreign substances mediated through IgE antibodies
Allergic Rhinitis
Seasonal allergic rhinitis is higher in children and adolescents than in adults.
T/F?
True
Prevalence of Allergic Rhinitis
10% and 20%
Intermittent symptoms of allergic rhinitis
< 4days/week
Or
< 4 weeks/episode
Persistent symptoms of allergic rhinitis
_> 4days/week
Or
_> 4 weeks/episode
the predisposition to respond to environmental allergens with the production of specific IgE antibodies
Atopy
“Hygiene Hypothesis”
The increase in infectious diseases is causally linked to the decrease in the incidence of allergic disease.
T/F?
False.
The decrease in infectious diseases is causally linked to the increase in the incidence of allergic disease.
Antibiotics might act by increasing the number of infections or by modifying intestinal flora. T/F?
False.
Antibiotics might act by decreasing the number of infections or by modifying intestinal flora.
The increase in atopic diseases in the northern parts of the hemisphere in comparison with the southern parts has been linked to ____ & ____
sun exposure and
levels of vitamin D
Treatment of allergic rhinitis
Look at PPT
Largely been replaced by computed tomography (CT) because of tissue overlap problems and inherent deficiencies in depicting soft tissues relative to CT.
Radiographs
Xray of the PNS: 4 views or projections
Waters View:
Occipital Mental
W-OM
Xray of the PNS: 4 views or projections
Caldwell View:
Occipital Frontal
C-OF
⚫️ Current imaging standard for the evaluation of rhinosinusitis
⚫️ serve to guide surgical navigation and planning
Computed Tomography
Preferred modality for evaluation of neoplastic diseases of the nasal cavity and paranasal sinuses, because it better distinguishes
tumor from inflammatory changes and normal anatomic
structures
Magnetic Resonance Imaging
