Nikhil Sonthalia1, Samit S Jain1, Qais Contractor1, Vinay Zanwar1, Vinay B Pawar1, Ravindra G Surude1, Anjali Amarapurkar2, Pravin M Rathi11Department of Gastroenterology, Topiwala National Medical College and BYL Ch Hospital, Dr A.L Nair Road, Mumbai-400 008, Maharashtra, India. 2Department of Pathology, Lokmanya Tilak Municipal Medical College and General Hospital, Mumbai, Maharashtra, India