11/17/2024 10:19 AM
Asthma KSA Exam Study Guide.
Asthma: symptoms <2x/ week, nocturnal symptoms <2x month - answer✔Mild Intermittent
asthma, FEV1 >80%
Asthma: symptoms >2x/ week but not daily, nocturnal symptoms >2x month, - answer✔Mild
persistent asthma, FEV1 >80%
Asthma: daily symptoms, daily SABA use, nocturnal symptoms >2x month - answer✔Moderate
persistent asthma, FEV1 60-80%
Asthma: Continuous symptoms, limits activity, frequent nocturnal symptoms - answer✔Severe
persistent, FEV1 <60%
spirometry changes in asthma - answer✔FEV1 < 80%, post SABA FEV1 increase by 12% and 200
mL
Inflammatory Mediators of asthma - answer✔Interleukins 4 and 5
GM-CSF
Interferon Gamma
TNF alpha
Leukotriene C4
Histamine
Irreversible airway changes in asthma - answer✔Goblet cell hyperplasia
Microvascular proliferation
Sub-epithelial collagen deposition
Smooth muscle hypertrophy
Risk factor for developing persistent asthma in children <3 yrs old - answer✔Parental asthma
Hx of atopic dermatitis
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, ©BRIGHTSTARS EXAM SOLUTIONS
11/17/2024 10:19 AM
Sensitization to aeroantigens
Eosinophilia >4%
Wheezing apart from colds
Food allergy
Early Spring environmental allergy - answer✔Tree
Late Spring environmental allergy - answer✔Grass
Late Summer/Early Fall environmental allergy - answer✔weed
Summer and Fall environmental allergy - answer✔Alternaria, Cladosporium, and mites
Agent most commonly used in bronchoprovocation testing - answer✔Methacholine
Positive bronchoprovocation challenge test - answer✔20% decline in FEV1
Other causes of positive bronchoprovocation - answer✔Emphysema
Bronchiectasis
Cystic fibrosis
8% of normal patients
Baseline FEV1 where bronchoprovocation is contraindicated - answer✔65%
Physical findings consistent with airway obstruction in a patient with uncomplicated asthma -
answer✔Diffuse scattered experts wheeze
Prolonged exp time
Hyperresonance of the thorax to percussion
Distant breath sounds
Physical findings consistent with airway obstruction in a patient with complicated asthma -
answer✔Inspiratory and expiratory wheezing
Use of accessory muscle
Two main elements of Asthma Action Plans - answer✔Daily management
Recognizing and handling worsening asthma
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