Airflow Obstruction case Flashcards

1
Q

What are the likely findings in peak flow and spirometry before and after BD

A

FER, FEV1, FVC
-all low, no change after BD => fixed obstruction

TLC, RV
-normal, no hyperinflation

TLCO
-normal, no issues with the diffusion surface

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2
Q

What are the possible findings during the general examination?

A

Inspiratory, expiratory monophonic wheeze => some obstruction

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3
Q

What are the possible findings on an ABG

A

Likely to be hypoxic but not in resp failure

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4
Q

What could the blockage be caused by

How would you confirm this

A

Something compressing a large airway
-carcinoma of trachea

CXR and CT

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