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Flashcards in Resp Deck (13):
1

Causes of chronic interstitial lung disease?

idiopathic
rheumatological (RA,SLE, Sjogrens, dermatomyositis, Ank Spond, psoriasis, systemic sclerosis)
drugs (methotrexate, trimethoprim, amiodarone, bleomycin)
inhaled (extrinsic allergic alveolitis, asbestosis, silicosis, beryliosis)
vasculitis (Wegner's, polyarteritis nodosa, Churg-Strauss, Goodpasture's)
TB, sarcoid

2

Respiratory causes of clubbing

bronchiectasis
lung cancer
interstitial lung disease
CF
lung abscess
TB
mesothelioma

3

Which conditions cause predominantly Apical fibrosis?

BREASTS CLAP
Berylliosis, radiation, extrinsic allergic alveolitis, aspergillosis, silicosis, TB, sarcoidosis, coal miner's pneumoconiosis, langerhans cell histiocytisis, ank spond, psoriasis

4

Causes of COPD

smoking
alpha 1 antitripsin deficiency
coal dust

5

common pathogens of IECOPD

strep pneumonae
Haemophilus influenzae
moraxella catarrhalis

6

indications for long term oxygen

stopped smoking
pO2

7

What is Light's criteria for an exudate?

pleural fluid protein:serum protein >0.5
pleural LDH:serum LDH >0.6
pleural LDH >2/3rds upper limit of normal serum value

8

DDx for dullness and dull percussion at a lung base?

pleural effusion
consolidation
collapse
tumour
pleural thickening
raised hemidiaphragm
lobectomy (+scar)

9

causes of a chylothorax (pleural fluid cholesterol >4g/l)

lymphatic obstruction (lymphoma or solid tumour)
lymphatic damage (post surgery)
nephrotic syn
cirrhosis

10

causes of low pleural fluid glucose/pH

malignancy
TB
empyema
inflammation - RA, SLE
oesophageal rupture

11

Organisms involved in an empyema

anaerobes
staph
gram neg organisms (legionella, moraxella, Haemophilus)

12

Ddx of clubbing and crackles

bronchiectasis
fibrosing alveolitis
chronic lung abscess
bronchial carcinoma

13

causes of bronchiectasis

congenital - Kartageners and CF
mechanical obstruction - bronchial carcinoma
childhood illness - TB and measles
immune OVER activity - allergic bronchopulmonary aspergillosis, IBD associated
immune UNDER activity - hypogammaglobulinaemia
aspiration - chronic alcoholics and GORD