AMP case report: Ultra-hypermutated colorectal adenocarcinoma identified at relapse
June 2026—We present the case of a 75-year-old woman with a history of a pT4 colorectal adenocarcinoma who was status-post right hemicolectomy two years prior to the current care episode. She returned for urgent medical evaluation of recurrent abdominal pain, was diagnosed with a small bowel obstruction, and underwent exploratory laparotomy with small bowel resection and primary anastomosis.