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spirometry > pft interpertation > Flashcards

pft interpertation Flashcards

1
Q

patient diagnosis

A

pulmonary function test is one small piece of the puzzle that enable a physician to accurately diagnose pulmonary disease

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2
Q

thorough patient history

A

thorough patient history may take 45 minute to one hour when physician will proceed from the head to toe examination

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3
Q

physical exam

A

can take from 10 to 30 min depending what is physician looking for and physical exam can narrow to 1 to 2 possible potential problems

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4
Q

Pathology of restrictive disease

A

these disease cause changes in compliance, reducing the lung compliance or stiffness
theses diseases may also reduce the ability of the lung to fill mechanically

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5
Q

thoracic disease: structural

A 
scoliosis
kyphosis
kyphoscoliosis
pectus caranatum
bone disease
pneumothorax
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6
Q

thorac disease: neuromuscular

A 
gullain-barre
myasthenia gravis
polio
multiple sclerosis
muscular dystrophy
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7
Q

intrathoracic disease

A

consolidation
pneumoconiosis: silicosis
asbestosis
berylliosis

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8
Q

abdominal disorders

A 
pain
binder/clothing
obesity
pregancy
ascites(peritoneal fluid accumulation)
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9
Q

obstructive lung diseas

A

patient gets the air in but can’t get it out

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10
Q

emphysema

A

destruction of alveolar septal wall
destruction of pulmonary capillaries
air trapping
increase compliance

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11
Q

bronchitis

A

inflammation of the peripheral airway
excessive mucous production
bronchial obstruction
hyperinflation

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12
Q

asthma

A

inflammation of small airway
incrase mucous production
bronchial muscle constriction
hyperinflation

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13
Q

bronchiectasis

A

dilation of bronchial airway
excessive mucous production
hyperinflation
atelectasis and parechymal fibrosis

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14
Q

restrictive lung disease volume

A 
tlc is dec
vc is dec
frc is dec
rv is dec
rv/tlc% is normal
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15
Q

flow rates with restrictive

A

Fvc is decr
fev1 is decr
fev1/fvc% is normal or increase

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16
Q

volumes in obstructive disease

A

tlc normal and in hyperinflation is incres
vc is decr and with hyperinflation is normal
frc is incr
rv is incr
rv/tlc% is incres

17
Q

flow rates with obstructive

A

fvc is normal or decreased
fev1 is normal or decreased
fev1/fvc% is decreased
fef25-75 decreased

18
Q

mixed restrictive and obstructive volumes

A

serial testing is useful

watch for TLC to increase and then decrease

19
Q

mixed restrictive and obstructive flows

A 
fvc is decreased
fev1 is decreased
fev1/fvc is decreased
TLC is decreased
rv/tlc is increased

spirometry (6 decks)

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