Cryptogenic organising Pneumonia

Question 1

Cryptogenic organising pneumonia is a diffuse interstitial lung disease which affects what parts of the lung/airways?

Answer 1

• distal bronchioles
• respiratory bronchioles
• alveolar ducts and alveolar walls.

Question 2

Who typically presents with cryptogenic organising pneumonia?

Answer 2

• Males/females equally affected
• Patients present in 50s-60s
• NOT associated with smoking

Question 3

Clinical features

Answer 3

• cough
• SOB
• fever
• malaise

Symptoms present for weeks or months and havent responded to ABx

Question 4

Management f cryptogenic organising pneumonia

Answer 4

• watch and wait if mild
• high dose oral steroids if severe.

Question 5

investigation findings

Answer 5

Bloods:
- High WCC and CRP

Imaging:
- bilateral patchy or diffuse consolidative or ground glass opacities

Lung function tests:
- Usually restrictive pattern BUT can be obstructive or normal.
- transfer factor is reduced.

Question 6

Findings on examination

Answer 6

• often normal
• sometimes inspiratory crackles can be heard
• Wheeze and clubbing are rare.