Pulmonary vascular and pleural disease Flashcards
1
Q
Define pulmonary oedema?
A
- accumulation of fluid in the lung
in the - interstium
- alveolar spaces
2
Q
What pattern of pulmonary function would pulmonary oedema cause?
A
- restrictive pattern
3
Q
What are the potential causes of pulmonary oedema?
A
- increased hydrostatic pressure
- cellular inury
- localised pneumonia
- ARDS
4
Q
What are the causes of ARDS?
A
- Injury
- accumulation of inflammatory cells
5
Q
Define an embolus?
A
- a detached intravacular mass carried by the blood to a site in the body distant from point of origin
- e.g. DVT
6
Q
What is pulmonary hypertension
A
- MPAP > 25mmHg
- blockage (PE)
- loss of pulmonary vascular bed (emphysema)
7
Q
What is cor pulmonale?
A
- right sided heart disease/failure due to lung disease
- hypertrophy of right ventricle
8
Q
What is the cells that make up the pleura of the lung called?
A
- mesothial cells
9
Q
What defines a transudate pleural effusion?
A
- protein < 30g/l
- examples: cardiac failure
10
Q
What deines a exudate pleural effusion?
A
- protein > 30g/L
- examples: pneumonia, mallignancy, infection
11
Q
What is mesothelioma?
A
- asbestos related
- mixed epithelial and mesenchymal differentiation
