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Description

Irritable bowel syndrome (IBS) is a common disorder that affects the large intestine. It is characterized by abdominal pain, cramping, bloating, gas, diarrhea, and constipation. IBS is a chronic condition that can last for months or years. The exact cause of IBS is unknown, but it is believed to be related to an imbalance of bacteria in the gut, stress, and diet. Treatment for IBS includes dietary changes, stress management, and medications.

Synonyms

• IBS
• irritable bowel syndrome
• spastic colon

Symptoms (patient's findings)

• abdominal distention
• abdominal pain
• continuous constipation
• continuous diarrhea
• diarrhea
• flatulence
• recurrent constipation
• recurrent diarrhea

Basic Lab Tests (measurements)

• plasma
  •      dopamine
  •      cortisol
  •      catecholamines
  •      norepinephrine
  •      epinephrine
• serum
  •      antineutrophil cytoplasm antibody
  •      pernuclear antineutrophil cytoplasm antibody
  •      amylase
• whole blood
  •      platelet aggregation

Detailed Disease and Condition Information (use the search buttons below to find details on these topics)
All of the following must be considered when interpreting clinical findings and are too extensive to be covered on this site: