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75 Cards in this Set
- Front
- Back
underlying mechanism for asthma
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inflammation
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parthological changes in asthma
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submucosa swelling
increased mucous narrowing of passageway |
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delivery devises for inhaled meds
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MDI, PDI, spacer/chamber
spacer/holder/face mask nppb |
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daily: long-term control geared at
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prevention
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daily: long term-term control meds
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corticosteroids (inhaled/sys)
cromolyn/nedocromil long-acting beta2-agonists methylxanthines (bronchodilators) leukotriene modifiers |
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prn: quick relief meds
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short acting beta2-agonists
anticholinergics systemic corticosteroids |
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The most effective long-term-control therapy for persistent asthma
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Inhaled corticosteroids
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risk is ____ at _____ dose
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small; recommended
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ways to reduce potential adverse events by
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use spacer; rinse mouth; use lowest dose possible; combo with long-acting beta2-agonists
monitor growth in children |
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benefits of daily use of inhaled corticosteroid
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fewer sx; fewer exacerbations; reduced use of rescue meds; improved lung fxn; decreased airway inflammation
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studies of inhaled corticosteroids effect on linear growth in children shows _____ effect with low to medium doses
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no
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potential risk appears to be ______ dependent
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dose
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high doses have a ______ potential for growth _____ or _______
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greater; delay; suppression
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for severe peristent asthma, _____ doses of inhaled CS have _____ risk than oral CS
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high; less
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while administering an inhaled CS in a child you should monitor ______
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growth
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use ____ dose necessary to maintain control
____ therapy when possible |
lowest; step down
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administer with ______ chambers
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spacer/holding
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advise pt to _____ & _____ following inhalation
inorder to decrease _____ absorption |
rinse; spit; systemic
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consider adding a ____-_____ beta2 _____ to a ____to____ dose inhaled CS
vs using a ____ dose of CS |
long-acting; agonist; low to medium; higher
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most important determinant of dosing is _____ judgement
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clinical
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monitor pts clinical _____ to therapy
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response
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adjust ____ accordingly
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dose
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if seeing an improvment in PFT ____ with one med, don't _____ back and forth, ____ dose if necessary
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stay; switch; increase
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SE of B2 agonists
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tachycardia, tremors, anxiety
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LA B2-agonists are not a _____ for anti-inflammatory therapy
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sustitute
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are not appropriate for ______
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monotherapy
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beneficial when added to _____ ______
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inhaled CS
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not for ___ sx or exacerbations
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acute
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examples of LA Beta2-agonists are
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salmeterol (Servevent)
formoterol (Foradil) |
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examples of SA B2-agonists are
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albuterol (proventil)
Pirbuterol (Maxair) metaproterenol (Alupent) Levabluterol (Xopenex) |
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Metaproterenol is a _____ beta agonists
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non selective
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Levalbuterol is now available in what forms
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nppb and MDI
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Every asthma pt should have a _____-_____ Beta2-agonist as part of their therapy
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short-acting; used for rescue
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most effective med for relief of acute bronchospasm
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SA Beta2 agonists
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more than ____ cannister per ____ indicates inadequate asthma control
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one; month
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_____ scheduled use is not generally recommended
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regularly
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regularly scheduled use of SAB2A can result in _____ effectiveness and may increase ____
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lower; hyperresponsiveness
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Caffine, theophylline are examples of _______
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Xanthine derivatives
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theophylline is a ______ inhibitor and stimulates endogenous ________, which bind to ____ receptors
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phosphodiesterase; catecholamines; B2
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which is used IV, theophylline or aminophylline?
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theophylline; aminophylline doesn't dissovle in water
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What is the therapeutic level of theophylline?
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10-20mcg/ml
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adverse effects of theophylline
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n/v, anorexia; tachycardia; arrhythmia; CNS (cerebral vasoconstriction); anxiety
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factors that decrease theophylline concentrations
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antiepiletic drugs (phentoyin (dilatin)(clears faster)
carbamazapine (tegretol) smoking high protein diet |
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factos that increase theophylline concentration
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abtx, OC, systemic viral illness, cimetidine (tagamet)
decrease matabolism |
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anticholinergics are useful only in cholinergic-mediated ________ and work well in acute severe asthma in combo with __________
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bronchoconstriction; B2 agonists
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examples of anticholinergics
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ipratropium bromide (Atrovent) (MDI, nppb)
glycopyrate (Robinul) triotropium (Spiriva) Combos with B2-agonisits(Combivent) |
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SE of anticholinergics are _____ than with systemic administration
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less; tachycardia; dry mouth; decreased tracheal secretion
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mast cell stabilizers _______ the release of _______
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inhibit; histamines
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Examples of mast cell stabilizers are
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Cromolyn (Intal) (DPI); Nedocromil sodium (Tilade)
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mast cell stabilizers are indicated for
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prophylaxis of mild to moderate asthma regardless of etiology
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Leukotriene modifiers are released from _____ ______
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mast cells
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mechanisms of leukotriene modifiers are
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5-LO (lipoxydenase) inhibitors
cysteiny leukotriene receptor antagonist |
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example of 5-LO is
example of CLRAs are |
Zyleuton (Zyflo)
Zafirlukast (Accolate), Montelukast (Singulair)(commonly used in peds and rhinnitis) |
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leukotriene modifiers are indiciated for
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long-term control therapy in mild persistant asthma
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LM ______ lung fxn; decrease need for ______; _______exacerbations
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improve; SAB2 agonists; prevent
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stepwise approach to control of asthma
start _____ and step _____ or start at initial level of ______ and gradually step ___ |
high; down; severity; up
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step wise approach for adults and children >5 is
step 1________, step 2________, step 3_______, step 4_________ |
quick relief, prn; 1 long-term control med: antiinflammatory;
>= 1 Long-term control med multiple long term control med: inlcuding oral CS |
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indicators of poor asthma control
awakens at ______ with sx has _____ _____ visit has _____ need for SAB2A uses more than ______ cansiter of SAB2A in ____ month |
night; urgent care; increased; one; one;
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what you do next
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step up therapy
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before increasing medications you should check
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inhaler technique; adherence of prescribed regimen; environmental changes; alternative dx
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step one tx for adults and children >5
mild intermediate |
daily long-term control: not needed
quick relief: inhaled SAB2A prn |
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step two for adults and children >5
mild persistent |
Daily LT control: anti-inflammatory (inhaled CS low dose or Cromooyn or nedocromil)
OR sustained-release theop (not prefered); leuk modi. may be considered quick relief: SAB2A prn |
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step 3 for adults and children >5
moderate persistant |
Daily LT control: inhaled CS (med dose) or
inhaled CS (low to med dose and LA bronchodilator (LAB2A or sustained relase theoph) if needed increase to: inhaled CS (med to high dose) and LA bronchodil consider refferal |
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step 4 tx for adults and children >5
severe persistent |
daily LT control: inhaled CS (high dose) and LA bronchodil: inh LAB2A or sustained release theoph OR
LAB2A tabs and oral CS, long term quick relief rerferral |
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step 1 tx for children <5 yrs
mild intermittent |
Daily LT control: not needed
Quick relief: bronchodilator prn OR oral B2A; SAB2A; consider systemic CS if current exacerbation is severe |
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Step 2 tx for infants and young children <5
mild persistent |
DLTC: anti-inflam: Cromolyn (nppb) or nedocromil OR
low-dose inhaled CS quick relief: SAB2A (nppb or oral) |
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step 3 tx infants and young children <5
persistent |
DLTC: anti-inflamm: med inh CS OR lower med-dose inh CS & nedocromil or theoph
QR: SAB2A (nppb/oral) |
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step 4 tx infants and young children <5
severe persistent |
DLTC: high-dose inhaled CS
QR: inh SAB2A or nppd |
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School-age children special considerations:
consider use of _____ or ______ first for step 2 care encourage active participation in _____ activity |
cromolyn or nedocromil; physical
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Special considerations for older adults
high prevelance of coexisting ____ lung disease essential to review pt ____ in using medicaiton and devices meds have increased ____ ____ _____ clearance is reduced; causing _____ blood levels |
obstructive; technique; adverse effects; theoph; increased
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systemic corticosteroids can provoke _______, agitation and changes in _____ metabl.
inhaled CS may be associated with dose-dependent reduction in ____ mineral content |
confusion; glucose; bone
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meds that may exacerbate asthma
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NSAIDS; non-selective B-blockers; B-blockers found in some eye drops (Timolol)
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Mangagement of EIB
_____ used shortly a exercise ______ may prevent EIB for 1--12 hours _____ and nedcromil are also acceptable |
SAB2A (inh); salmeterol; cromolyn
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managing seasonal asthma sx
just a allergy season start daily ___-____ therapy |
anti-inflammatory
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during allergy season
______ anti-inflammatory therapy use _____ approach to control sx |
continue; stepwise
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