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
2
Q
What are the possible findings during the general examination?
A
Inspiratory, expiratory monophonic wheeze => some obstruction
3
Q
What are the possible findings on an ABG
A
Likely to be hypoxic but not in resp failure
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