Perforated Peptic Ulcer: OverviewDEFINITION:COMPLETE EROSION THROUGH THE WALL OF STOMACH OR DUODENUMCAUSE:COMPLICATION OF PEPTIC ULCER DISEASESIGNIFICANCE:MEDICAL EMERGENCY DUE TO RISK OF PERITONITIS AND SEPSISRISK FACTORS:NSAIDS, STEROIDS, H. PYLORI INFECTION