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Chapter 7 Pt.2
Asthma
28
Other
Professional
03/05/2013

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Term
What is asthma?
Definition
a chronic inflammatory disease of the airways characterized by reversible episodes of increased airway hyperresponsiveness resulting in recurrent episodes of dyspnea, coughing, and wheezing
-bronchial lung tissue sensitive to stimuli
Term
What causes asthma?
Definition
not sure, but genetics and environment play a role
Term
What are the 4 categories of asthma triggers?
Definition
1.Extrinsic (allergic or atopic)
2.Intrinsic (idiosyncratic, nonallergic, or nonatopic)
3.Drug-induced
4.Exercise-induced
Term
What is the most common form of asthma?
Definition
allergic or extrinsic
Term
Who is intrinsic asthma usually seen in?
Definition
middle age from stress or emotional trauma, gastrointestionaly reflux disese, etc.
Term
How can food and drugs cause asthma?
Definition
The buildup of sulfur dioxide in the bronchial tree precipitates an acute asthma attack, metasulfites in food
Term
What causes exercise induced asthma?
Definition
Thermal changes during inhalation of cold air provoke mucosal irritation and airway hyperactivity
Term
What is infectious asthma?
Definition
asthma caused by inflammatory response to a bronchial infection
Term
What happens in asthma?
Definition
mucous and bronchial spasms block airway
Term
What is Status asthmaticus?
Definition
a prolonged and severe asthma attack(>24 hours)
Term
How quickly do peak symptoms of asthma attack occur?
Definition
10-15 mins
Term
Why is diagnostic testing important?
Definition
to make sure it is not another serious respiratory disease
Term
Is there a specific test for asthma?
Definition
No, but Spirometry is often used
Term
Patients with chronic asthma are classified as?
Definition
intermediate or persistent disease
Term
Mild persistant asthma
Definition
have symptoms once per week but less than once daily and an FEV1 greater than 80%
Term
Moderate asthma
Definition
have FEV1 greater than 60% but less than 80% and daily symptoms
Term
Severe asthma
Definition
Frequent exacerbations
Exercise intolerance
FEV1 less than 60%
Use of several medications
History of visits to an emergency facility for treatment of acute attacks
Term
What are the first line drugs for asthma?
Second line?
Definition
irst line-inhaled anti-inflammatory agents
second line and always for intermediate asthma -β-adrenergic agonists
Term
What are the most effective anti-inflammatory medications currently available for the treatment of persistent asthma?
Definition
inhaled corticosteriods(often are used in combination with long-acting β2-adrenergic bronchodilators)
Term
What is the drug of choice for relief of acute asthma attacks?
Definition
inhaled short-acting β2-adrenergic agonists (fast and open airways, relax smooth muscles)
Term
What may be used to prevent exercise induced bronchospasm?
Definition
Β2-adrenergic agonists, cromolyn sodium (Intal), and nedocromil
**take 30 mins before activity**
Term
Which asthma patients is a med con needed?
Definition
severe and unstable asthma
Term
What is a good way to prevent an asthma attack?
Definition
for the patient to use their inhaler right before treatment starts
Term
Who can epinephrine not be used in?
Definition
ashtma that is moderate or severe, possible reaction to sulfites
Term
What medications are contridicted for asthma patients?
Definition
-aspirin-containing medication
-NSAIDs
-Barbiturates and narcotics
-antihistimines(drying effect)
-taking theophylline preparations should not be given macrolide antibiotics or ciprofloxacin hydrochloride
Term
How do we treat severe asthma attacks?
Definition
use of subcutaneous injections of epinephrine or inhalation of epinephrine is the most potent and fastest-acting method for relieving bronchial constriction
Term
Oral manifestations of asthma patients
Definition
-Nasal symptoms, allergic rhinitis, and mouth breathing are common with extrinsic asthma
-Meds: candidiasis, xerostomia, GERD
Term
what is triad asthmaticus?
Definition
sensitivity to aspirin with people who have asthma who develop pansinusitis and nasal polyps
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