The commonest site of lymphoma in the gastrointestinal system is: (A) Small bowel, (B) Stomach, (C) Large intestine, (D) Oesophagus
Answer is B. Stomach is the commonest site of lymphoma in the gastrointestinal system is Stomach(55%). Helicobacter pylori infection is the causative agent commonly. Other sites are small bowel(30%), colon(10%), ileocaecal region (5%).Reference : page 856 SRB's manual of surgery 5th edition