• Dull pain near the navel or the upper abdomen • Loss of appetite • Nausea and/or vomiting soon after abdominal pain begins • Abdominal swelling • Dull or sharp pain anywhere in the upper or lower abdomen, back, or rectum • Painful urination • Vomiting that precedes the abdominal pain • Severe cramps • Constipation or diarrhea with gas.
A normal appendix was seen in 3•3 per cent of patients. Appendicectomy was performed for acute appendicitis in 1378 patients, who were analysed. All but three patients underwent preoperative imaging. Laparoscopy was used in 79•5 per cent of patients; the conversion rate was 3•4 per cent.