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86 Cards in this Set
- Front
- Back
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Beta 2 agonists end in what suffix?
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-terol
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Name 3 SABAs?
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1 Albuterol (Proventil)
2 Levalbuterol (Xopenex) 3 Pirbuterol (Maxair) |
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Name LABAs?
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1 Salmeterol (Serevent)
2 Formoterol (Foradil) |
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Suffix for corticosteroids?
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-sone
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Name 5 ICS?
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1 Mometasone (Asmanex)
2 Fluticasone (Flovent) 3 Budesonide (Pulmicort) 4 Beclomethasone (QVAR) 5 Triamcinolone (Azmacort) |
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LTM- other names?
How long do they take to work |
(LTM) Lukotriene Modifiers
(LTRA) Leukotriene Receptor Antagonists TAKE ABOUT 1-2 WEEKS TO WORK |
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Name LTMs?
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1 Montelukast (Singular)
2 Zafirlukast (Accolate) Zileuton (Zyflo) |
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Name a mast cell stabilizer?
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Cromolyn (Intal)
(stabilizes the mast cell so it doesn't release histamine) |
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Goal is to use SABA?
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</= 2 days/ week/ not at all
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Ex for corticosteroid for asthma tx?
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Prednisone 40-60 mg qd x 3-10 days (average 5-7 days)
for aggressive tx of inflammation during asthma flare; don't need to taper |
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Omalizumab
(Xolair) |
-mab
nonoclonal antibody >12 y/o moderate severe allergic asthma uncontrolled on optimized standard medication including high-dose ICS |
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SABA
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rescue meds for bronchospasm
MUSCLE RELAXER it relaxes the muscle which stops the bronchospasm |
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LABAs MOA?
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rescue meds for bronchospasm
hang around a lot longer |
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Classification of Asthma Severity?
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1 Intermittent
2 Mild Persistent 3 Moderate Persistent 4 Severe Persistent |
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Asthma PE findings?
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dx of air trapping
1hyperresonance 2 decreased tactile fremitus 3 wheeze (exp 1st, inspirat later) 4 low diaphragms 5 increased AP diameter |
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Tx for Step 1 Asthma?
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Intermittent Asthma
SABA |
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Tx for Step 2 Asthma?
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Mild Persistent
Preferred: Low dosed ICS Alt: Mast cell stabilizer, LTRA, Theophylline |
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Tx for Step 3 Asthma?
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Moderate Persistent
Preferred: Medium dosed ICS OR low dosed ICS+ LABA Alt: Low dosed ICS + LTRA, Theophylline, Zileuton |
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Tx for Step 4, 5 & 6 Asthma are all tx as?
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Severe Persistent Asthma
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Tx for Step 4 Asthma?
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Severe Persistent
Preferred: Medium dosed ICS + LABA Alt: Medium dosed ICS and either LTRA, Theophylline/ Zileuton |
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Tx for Step 5 Asthma?
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Severe Persistent
Preferred: High dosed ICS + LABA and Omalizumab use can be considered for pts who have allergies |
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Tx for Step 6 Asthma?
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Severe Persistent
Preferred: High dosed ICS + LABA+ oral corticosteroid and Omalizumab use can be considered for pts who have allergies |
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1 can of Albuterol has how many doses?
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200
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1 Albuterol ____puffs
neb tx- 2.5 mg = |
10 puffs
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What are the components used to determine asthma severity
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1Lung function (FEV1 and FEV1/FVC ratio)
2 symptoms 3 nighttime awakening 4 use of SABA for control (not prvt) 5 interference with normal activities 6 Risk |
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What is normal FEV1/FVC for an 8-19yo?
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85%
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What is normal FEV1/FVC for a 20-39yo?
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80%
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What is normal FEV1/FVC for a 40-59yo?
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75%
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What is normal FEV1/FVC for a 60-79yo?
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70%
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What are the classifications of asthma severity
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1. intermittent
2. persistent: a. mild persistent b. moderate persistent c. severe persistent |
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How often are symptoms in each of the classifications of asthma
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intermittent: 2 or fewer x/wk
mild pers: >2x/wk mod pers: daily severe pers: throughout the day |
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How often are night-time awakenings in each of the classifications of asthma
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intermittent: 2 or fewer nights/mo
mild: 3-4 nights/ mo moderate: more than weekly severe: every night |
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How often are SABAs used for control in each of the classifications of asthma
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intermittent: 2 or fewer x/week
mild: >2x/wk moderate: daily severe: through day |
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How much does asthma interfere with life in each of the classifications of asthma
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intermittent: none
mild: mild limitations moderate: some limitation severe: extreme limitations |
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What are the lung function levels in each of the classifications of asthma
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intermittent and mild persistent: FEV1: >80% predicted
moderate persistent: FEV1 60-80% predicted; FEV1/FVC decreased by 5% severe persistent: FEV1 <60%; FEV1/FVC decreased >5% |
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what is the step/management for intermittent asthma
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step 1
SABA prn |
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when do you increase from step 1 (just SABA prn)
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if using the SABA > 2 days per week for control of symptoms (not prevention)
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what is the step/management for mild persistent asthma
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Step 2
Low dose ICS |
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what is the step/management for moderate persistent asthma
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Step 3
Low dose ICS + LABA |
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what is the step/management for severe persistent asthma
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Step4 or 5
Step 4: medium dose ICS + LABA Step 5: high dose ICS + LABA + consider omalizumab for allergies |
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How should SABAs be given
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dosed according to severity of symptoms
given up to 3 treatments at 20 minute intervals |
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when can you step down?
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good control x3 mo
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What is the definition of well controlled
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mimics intermittent asthma
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how often to F/U with well controlled asthma
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Q1-6mo
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how often to F/U with not-well-controlled asthma
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Q2-6wks
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how often to F/U with poorly controlled asthma
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2wks
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How is "not well controlled" asthma defined
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Symptoms >2 days/wk
Nighttime awakenings 1-3x/wk Some limitation SABA use >2days/wk FEV1 stays at 60-80% |
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How to manage "not well controlled" asthma
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Step up 1 step
Reeval in 2-6 wks |
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How is very poorly contolled defined?
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Night time awakenings throughout the day
Interference w/ normal activity ./= 4/wk SABA use weveral times/day FEV <60% predicted /personal best |
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How to manage poorly controlled asthma
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consider short course oral corticosteroids
step up 1-2 steps reeval in 2 wks. |
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What test is used for asthma dx
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spirometry
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how often is spirometry used for asthma
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required for diagnosis
then every 1-2 years |
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Define FEV1
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the volume expired in the first second
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what are the signs of asthma on spirometry
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OBSTRUCTIVE pattern - ski slope
decreased rate at any volume longer forced expiration the plateau is delayed 10-12 seconds! |
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What are the classes of short acting asthma meds and the meds in those classes used for asthma?
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1. B-2 Adrenergic Receptor Agonist
- albuterol - levalbuterol - epinephrine 2. Anticholinergics - atropine - ipatromium bromide |
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What are the classes & meds considered long acting/chronic mgt for asthma
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(1) antiinflammatory
- Steroids - FLUTICASONE - Mast Cell Stabilizers - CROMLYN - IgE therapy - Leukotriene Modifiers - MONTELUKAST (2) Long acting B-2 Adrenergic recpt agonists - SALMETEROL - FORMOTEROL ** ALWAYS USE LABA WITH AN ANTI INFLAMMATORY |
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Describe the medications (examples) that would be used as you increase management of asthma stepwise through the steps.
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Step 1 - SABA - Albuterol PRN
Step 2 - Low ICS - Fluticasone (Flovent) Step 3 - either... (a) Med ICS - increase Fluticasone (b) Low ICS + LABA (ie ADVAIR: Fluticasone and Salmeterol) (c) Low ICS + Leukotriene Mod (ie Fluticasone and Singular) Step 4 - Med Dose ICS and LABA (increase the Advair dose) |
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Describe the dosing of Fluticasone
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Low Dose - 2 puffs of 44mcg each (88mcg) given BID
Med Dose - 2 puffs of 110mcg each (220mcg) given BID High Dose - 2 puffs of 220 mcg each (440mcg) given BID) |
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Describe the dosing of Advair
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Low: 100/50 Fluticasone/Salmeterol BID
Med: 250/50 Flut/Salmet BID High: 500/50 Flut/Salmet BID CHILD 4-11 - 100/50 DAILY |
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at what rate of usage of SABA should asthma management be increased to the next step (how often in a week)
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SABA use 2x/wk --> go up a step.
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What education is necessary for asthma
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- avoidance of triggers
- patient and parent ed on how to use meds properly - recognizing s/s |
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Patho of Asthma?
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inflammation with superimposed bronchospasms
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Persistent Cough
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Productive or nonproductive cough for greater than 3 weeks
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Tx for cough associated with the common cold?
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1st generation antihistamine OR
Decongestant |
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Example of a decongestant?
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Brompheniramine
and sustained release Pseudoephedrine |
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Trade name for sustained release Pseudoephedrine?
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Bromfed
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post infectious cough?
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cough present for 3-8 weeks after an acute resp infection?
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Tx for post infectious cough? (present for 3-8 weeks after an acute resp infection)
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Atrovent (Ipratropium bromide)
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Tx for post infectious cough persists despite Atrovent?
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Inhaled Corticosteroids
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How long will it take for ICS to reach a therapeutic level?
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1 week for symptom relief
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For severe paroxysms consider which tx?
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Prednisone 30-40 mg po/day for a short period of time (ex 4 days)
AFTER rhinosinusitis, asthma and GERD are ruled out. |
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What can be considered when all other measures for cough fail?
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central antitussive agents such as codeine and dectromethrophan
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Increased tactile fremitus occurs with ________ tissue density?
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Increased tactile fremitus occurs with increased tissue density
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Peak flow meter
http://www.mayoclinic.com/health/asthma/MM00399 |
A peak flow meter helps monitor respiratory conditions such as asthma, by measuring maximum airflow out of your lungs.
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Procedure to use a peak flow meter?
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1Slide the red piston to the bottom of the scale, next to the mouthpiece
2 Inhale deeply 3 then place your mouth over the mouthpiece and blow forcefully. Make sure your lips act as a seal over the mouthpiece so that no air escapes. The red piston will slide up the scale. This is the reading. |
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Which reading do you record for a peak flow reading?
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Take 3 readings, record the date time and the highest of the 3 readings
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Peak flow readings are used for?
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to MONITOR asthma, not to diagnose it. Spirometry's used to diagnose asthma.
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Spirometry test?
http://www.youtube.com/watch?v=6kbgZWS5wH0 |
1 Put on a nose piece.
2 Inhale as much as can 3 Exhale into mouthpiece as fast as you can in the 1st second and make sure you exhale completely x 3 times (for reproducibility) |
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How should the results of the spirometry test be reported?
http://www.nursingtimes.net/nursing-practice-clinical-research/procedure-for-the-assessment-of-lung-function-with-spirometry/205400.article |
The best FEV1 and FVC results should be selected from three reproducible blows (these need not be from the same manoeuvre as long as results are within 100ml and five per cent of each other). The FEV1/FVC ratio should be calculated from the best VC reading, whether this is a relaxed or a forced manuver. Reference values and ranges should be reported. 3-8 tries. 30 sec b/t each.
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Spirometry's helpful in diagnosing conditions such as?
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helpful in assessing conditions such as asthma, pulmonary fibrosis, cystic fibrosis, and COPD.
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Reversibility test, or a post bronchodilator test (Post BD)?
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Sometimes, to assess the reversibility of a particular condition, a bronchodilator is administered before performing another round of tests for comparison.
Important part in diagnosing asthma versus COPD. |
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A restrictive pattern affects lung expansion and is characterised by a ____ FEV1, a____ FVC and a _____ FEV1/FVC ratio?
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A restrictive pattern affects lung expansion and is characterised by a LOW FEV1, a LOW FVC and a HIFH FEV1/FVC ratio..
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An obstructive pattern is one which affects the rate at which air can be expelled from the lungs and is characterised by a ______ FEV1, _____ FVC and a _______ FEV1/FVC ratio.
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An obstructive pattern is one which affects the rate at which air can be expelled from the lungs and is characterised by a REDUCED FEV1, NORMAL FVC and a LOW FEV1/FVC ratio.
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Forced vital capacity (FVC)
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represents the total amount of air exhaled at force from a maximum inhalation (total lung capacity) to maximum exhalation (residual volume), measured against time.
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Tidal volume (TV)
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is the volume of air inspired or expired in a single breath at rest
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Total lung capacity (TLC)
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is the maximum volume of air present in the lungs.
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