Ch. 1

Question 1

What are some indications for PFTs?

Answer 1

• Diagnosis
• Screening
• Monitoring
• Effects of chemicals or toxic medications

Question 2

What do PFTs measure?

Answer 2

• flow of air in and out of lung
• gold standard for diagnosing obstructive lung diseases
• Lung volumes

Question 3

What is the GOLD standard for diagnosing obstructive disorders?

Answer 3

• Determine severity of COPD and progress
• Measure response to bronchodilators
• Assess risk of pulmonary disease

Question 4

What is listed under diagnosis?

Answer 4

Whether disease is restrictive or obstructive

Question 5

What is listed under screening?

Answer 5

To assess symptoms (dyspnea, coughing, wheezing)
Risk for lung disease
Pre- Op

Question 6

What is listed under monitoring?

Answer 6

The effectiveness of medication and therapy (response to bronchodilators) progression of disease (COPD)

Question 7

What is listed under effectiveness of chemicals and toxic meds?

Answer 7

• Mosaic
• Firefighters
• Meds (Amiodorone)

Question 8

What are we monitoring for lung volumes?

Answer 8

Amount of air in lungs at diff. phases of respiratory cycle.
Most commonly used for diagnosing and assessing RESTRICTIVE lung disorders.

Question 9

What are the 4 categories?

Answer 9

1. Obstructive Lung disease
2. Restrictive lung disease
3. Mixed or combined lung disease
4. Pulmonary vascular disease

Question 10

What is an ex. of an obstructive lung disease?

Answer 10

COPD

Question 11

What is an example of restrictive lung disease?

Answer 11

• interstitial
• extrastitial
• chest wall pathology
• neuromuscular disease

Question 12

What is an ex. of a pulmonary vascular disease?

Answer 12

Pulmonary HTN

Question 13

What are the diff. types of PFTs?

Answer 13

Standard & Specialized

Question 14

What falls under standard PFTs?

Answer 14

• spirometry
• lung volumes and capacities
• DLCO

Question 15

What falls under specialized PFTs?

Answer 15

• ABGs
• Exercise oximetry
• 6 min walk test
• peak flow
• max inspiratory and expiratory pressures

Question 16

How to prepare for testing?

Answer 16

• pretest instructions
• meds
• no caffeine
• no smoking
• no large meals
• no perfumes or colognes

Question 17

What type of medications are used to prepare for testing?

Answer 17

Steroids (should not be withheld)
Bronchodilators (should not be given)
- 4 hrs before testing
-12 hrs for maintenance meds
- 24 hrs for anticholinergic agents

Question 18

What are the physical measurements?

Answer 18

Predicted values that come from a national database which include 4 demographics.

Question 19

What are the 4 demographics?

Answer 19

Height (measured w/out shoes)
Age
Gender
Race
Weight is not actually used but should be included bc it can be valuable info
HAGR/w

Question 20

How to measure bilateral amputation or kyphoscoliosis?

Answer 20

Measure arm span

Question 21

Physical assessment

Answer 21

• symptoms
• family hx of pulmonary disease
• smoking
• occupation or environmental exposure
• current meds

Question 22

PFTs are what ______?

Answer 22

Effort dependent

Question 23

Test must be _____ and ______?

Answer 23

Acceptable and replicable

Question 24

To get valid results pt must be _______?

Answer 24

Coached

Question 25

How do we coach a pt?

Answer 25

• Explain procedure
• Encourage best effort
• DEMONSTRATE best test maneuver

Question 26

Reasons for invalid test?

Answer 26

• pt not understanding directions
• lack of coordination
IF TEST IS NOT REPLICABLE ITS NOT VALID

Question 27

What to do for invalid results?

Answer 27

• try again
• re-instruct
• re-demonstrate
• ask another therapist
• must have 3 replicable test
• maximum 8 attempts
• make comments on reports
• re-encourage