Department of TB & Chest at Narayan Swaroop Hospital deals with diseases of the respiratory tract like diseases of the airway (Bronchial Asthma, COPD), interstitial diseases, diseases of alveolar space (ARDS), diseases of ventilatory control, occupational lung diseases, all types of infection related to lungs, diseases of mediastinum and pleura, cancer of lungs & pleura, sleep related disorders (SAS, Narcolepsy, restless leg syndrome, periodic limb movement) and upper airway resistance syndrome.