“…Furthermore, only seven presented with left upper quadrant pain, but none of them were reported to have renal agenesis. [9] Another case was reported in 2015 of 6-year-old boy with gangrenous appendicitis in the epigastric area and underwent surgery. In contrast to their case, we found acute gangrenous appendicitis in an adult, extending laterally to the left upper quadrant and treated conservatively.…”