INTRODUCTION: Obliterative appendicitis is the condition in which lumen of a portion or all of appendix has been fully obliterated.
OBSERVATIONS: 366 cases of appendix were operated in Rajah Muthiah Medical College during the study period from January 2013 to March 2014-out of which 12 cases were reported as obliterative appendicitis, 183 cases were reported as acute appendicitis, 169 cases were reported as serosal congestion with sub mucosal lymphoid hyperplasia and 2 cases were reported as appendiceal carcinoid.
Total number of appendicectomy specimen - 366 Number of cases of Obliterative appendicitis -12
No Diagnosis Number 1 Obliterative Appendicitis 12 2 Acute Appendicitis 183 3 Serosal congestion + sub mucosal 169 lymphoid hyperplasia 4 Carcinoid 2 TOTAL 366
DISCUSSION: A common feature of the appendix in obliterative appendicitis is luminal obliteration by a fibrotic process that tends to start at the tip and progresses proximally to involve the entire lumen.