Dr Rahul Roshan obtained a DM in Pulmonary and Critical Care Medicine from Post Graduate Institute of Medical Education and Research, Rohtak.He was assistant professor in the department of Pulmonary medicine at Maulana Azad Medical College. He has developed skills as a critical care specialist in Pulmonary Medicine and is equally proficient in other aspects of the discipline including pulmonary function testing interventional procedures (fiberoptic bronchoscopy, bronchoalveolar lavage, trans-bronchial lung biopsy, endobronchial lung biopsy, transbronchial needle aspiration, pleural aspiration, intercostal tube insertion, CT and USG guided thoracic biopsy and aspiration), lung ultrasound, endobronchial ultrasound(EBOS), thorocoscopy, polysomnography and pulmonary rehabilitation.