An 82-year-old man is admitted to hospital following severe lower abdominal cramping for the past 12 hours. There is moderate distention of the abdomen. An incisional scar is visible at McBurney point. An abdominal x-ray is shown. Which of the following is the most likely diagnosis?
Adhesions
Cancer of the cecum
Ileus
Intussusception
Volvulus
