eP642 - Novel Critical Review of Prognostic Scoring Scales – NELA and POSSUM – For Emergency Colorectal Major Surgeries.

D. Yeo, R. Lakshman', H. Chi, Medical Officer, Sengkang General Hospital, Singapore, SINGAPORE|J. Ladlad, Resident Physician, Sengkang General Hospital, Singapore, SINGAPORE|C. Chong, D. Aw, Associate Consultant, Sengkang General Hospital, Singapore, SINGAPORE|J. Ng, L. Ho, F. Koh, Consultant, Sengkang General Hospital, Singapore, SINGAPORE|