Respiratory Flashcards
Respiratory causes of Clubbing?
Lung carcinoma
Chronic pulmonary suppuration - bronchiectasis, lung abscess, empyema
IPF
Asbestosis
CF
Mesothelioma
Mediastinal disease - thymoma, lymphoma, carcinoma
Non-respiratory causes of clubbing?
Infective endocarditis Congenital heart disease - eisenmengers, ToF IBD Liver cirrhosis Coeliac disease Thyrotoxicosis Familial Idiopathic
Term for normal breath sounds?
Vesicular
Causes of Bronchial breath sounds?
Lobar pneumonia
Localised fibrosis or collapse
Adjacent to a pleural effusion
Large lung cavity
Causes of reduced breath sounds?
Emphysema Large lung mass Collapse Fibrosis Pneumonia Effusion Pneumothorax
Causes of inspiratory wheeze/rhonchi?
Asthma
Extrathoracic obstruction
Causes of expiratory wheeze/rhonchi?
Asthma
COPD
Causes of fixed inspiratory wheeze?
Fixed bronchial obstruction - carcinoma
Cause of early inspiratory crackles?
COPD
Causes of late/pan inspiratory crackles?
Fine = fibrosis Medium = LV failure Coarse = bronchiectasis or retained secretions
Lights criteria?
Transudate:
- Pleural:serum protein <0.5
- Pleural LDH <2/3 ULN
- Pleural:serum LDH <0.6
Exudate:
- Pleural:serum protein ratio >0.5
- Pleural LDH >2/3rds ULN
- Pleural:serum LDH >0.6
Causes of transudate?
CCF Nephrotic syndrome Liver failure Meig's syndrome - ovarian fibroma Hypothyroidism
Causes of exudate?
Pneumonia Neoplasm TB Sarcoidosis Pulmonary infarction Abscess RA SLE Drugs - Nitrofurantoin, chemoTx Radiation
Signs of ILD?
Dry cough, crackles and clubbing
Signs of bronchiectasis?
Loose cough, sputum mug, coarse crackles and wheezes, clubbing