**Current Overview of COPD with Special Reference to Emphysema**

Shantanu Rastogi1, , Amisha Jain2, Sudeepta Kumar Basu1 and Deepa Rastogi3 *1Department of Pediatrics, Maimonides Medical Center, Brooklyn NY 2Department of Pediatrics, Winthrop University Hospital, Mineola NY 3Division of Respiratory and Sleep Medicine, Childrens Hospital at Montefiore, Albert Einstein College of Medicine, Bronx NY USA* 
