<unk> g the cause of<unk> <unk>  can be difficult, because many diseases can cause this symptom. Most frequently the cause is benign and/or self-limiting, but more serious causes may require urgent intervention. Acute<unk> <unk>  is a severe, persistent<unk> <unk>  of sudden onset that is likely to require surgical intervention to treat its cause. The following table summarizes  differential<unk>  for<unk> <unk> .
Abdominal pain differential diagnosis
Acute pancreatitis differential diagnosis
Bowel obstruction differential diagnosis
Colorectal cancer differential diagnosis
Lower gastrointestinal bleeding differential diagnosis
Stomatitis differential diagnosis
Appendicitis differential diagnosis
Mallory-Weiss syndrome differential diagnosis