One of the following condition is not associated with clubbing :
Answer is B (Chronic bronchitis): Chronic bronchitis does not cause clubbing Some causes of finger clubbing Respiratory Cardiovascular Bronchial carcinoma, especially epidermoid (squamous cell) type (major cause) Cyanotic hea disease Chronic suppurative lung disese Subacute infective endocarditis Bronchiectasis Lung abscess Miscellaneous Empyema Congenital -- no disease Cirrhosis Pulmonary fibrosis (e.g. cryptogenic fibrosing alveolitis) Inflammatory bowel disease Pleural and mediastinal tumours (e.g. mesothelioma) Primary billiary cirrhosis Crvptogenic organizing pneumonia
Primary biliary cirrhosis
Chronic bronchitis
Cryptogenic fibrosing alveolitis
Central bronchiectasis