Dr Fonseka has a specialist interest in pleural disease and has sat on the British Thoracic Society national guideline committees for both mesothelioma and pleural disease. Clinical interests: • Pleural infection • Pleural effusions • Mesothelioma • Diffuse pleural thickening • Pneumothorax • Lung cancer. Dr de Fonseka is heavily involved with pleural intervention such as local anaesthetic thoracoscopy, indwelling pleural catheters, intercostal chest drains and diagnostic/therapeutic pleural aspirations.