The evaluation of intestinal obstruction begins with a history and physical exam.

Physical findings in someone with intestinal obstruction may include:

• Abdominal swelling
• Abdominal tenderness
• Vomiting material that contains bile
• Vomiting stool
• Fever

Tests that may be used to evaluate intestinal obstruction include:

• Abdominal CT scan
• Abdominal x-rays
• Large intestine obstruction
• Small intestine obstruction
• Volvulus
• Upper GI series
• Barium enema
• Complete blood count
• Kidney profile
• Colonoscopy
• Sigmoidoscopy
• Urinalysis