Pulm Flashcards
If you find a solitary lung nodule on CXR you need to f/u with?
chest CT
Next step for chronic daytime cough s/ NL CXR
PFT’s
Why do ACEI promote cough?
Impaired metabolism of kinins and substance P
What should be considered in a patient with recurrent PNA?
Lungmalignancy
Can appear as a single consolidation on CXR
Consider CT
What do you do if your suspicion for PE is high?
Start IV heparin
Then do confirmator tests
Vague chest discomfort after a URI. CXR large mediatinum. CT - mass in middle mediastinum
Cx?
Bronchogenic cyst
Always middle mediastinum
benign
What imaging do you need to dx bronchiectasis?
CT
Occurs d/t recurrent lung infections
Why do pts with ankylosing spondylitis develop restrictive lung dz?
Diminished chest wall and spinal mobility
Pt with Raynaud’s develops SOB. Why?
Pulmonary HTN d/t systemic sclerosis
Pathophys of pulm HTN d/t systemic sclerosis
Intimal hyperplasia of the pulmonary a.
Lung cancer associated with smoking?
Squamous cell carcinoma
Why do IPF pts have decreased DLCO
Increased A-a gradient
d/t increased scarring
Pathophy of transudative effusions
Decreased intrpleural or plasma oncotic pressure OR
Elevated hydrostatic pressure
Pathophys of exudative effusion
Increased capillar or pleural membrane permeability OR
disruption in lymphatic outflow
histopath of sarcoid
Noncaseating granulomas on tissue bx