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Diseases and disorders of the small intestine are common. They include Crohn’s disease, celiac disease, small intestinal bacterial overgrowth, and irritable bowel syndrome. These may cause digestive symptoms such as abdominal pain, bloating, diarrhea, constipation, nausea, or vomiting.
When your small intestine is irritated and inflamed, it may cause fever, swelling and abdominal pain. This may affect your digestive process, resulting in nausea, diarrhea and vomiting. Acute enteritis comes on suddenly and usually only lasts a few days. Less commonly, a chronic condition may cause persistent enteritis.
Pain in this location is most common with subtypes of CD called ileocolitis and ileitis. Together, these subtypes account for 75% of all diagnosed cases of CD. Ileocolitis involves inflammation in two places: the ileum (last section of the small intestine) and part of the colon (large intestine).
Your lower abdomen has most of your small intestine and large intestine. Lower abdominal pain is most likely to be related to gastrointestinal diseases. It could also be related to your ureters, ovaries or uterus. Abdominal causes include: Irritable bowel syndrome. Functional dyspepsia. Inflammatory bowel disease (Crohn’s, ulcerative colitis).
Your small intestine absorbs nutrients and water from your food. Diseases and conditions that keep your small intestine from absorbing nutrients and water may cause the following symptoms: Belly pain. Bloated stomach. Constipation. Diarrhea. Nausea and vomiting. Unexplained weight loss. How do you know if something is wrong with your small ...
Abdominal pain can have many causes. The most common causes usually aren't serious, such as gas pains, indigestion or a pulled muscle. Other conditions may need urgent medical attention. The location and pattern of abdominal pain can provide important clues, but how long it lasts is especially useful when figuring out its cause.
The duodenum is the upper part of your small intestine that’s located just past your stomach. This part of your digestive tract is responsible for breaking down and digesting your food. It...
Peptic ulcers happen when acid in the organs that food travels through, called the digestive tract, eats away at the inner surface of the stomach or small intestine. The acid can create a painful open sore that may bleed.
Common Causes. Serious Causes. Diagnosis. Getting Relief. Seeking Medical Care. Abdominal (stomach) pain is common, and most people experience it at some point in their lifetime. While abdominal pain typically stems from minor issues and resolves independently, certain red flags like intense, persistent pain may signal a serious condition.
1/4. Synonyms: none. The small intestine is the longest part of the digestive system. It extends from the stomach (pylorus) to the large intestine (cecum) and consists of three parts: duodenum, jejunum and ileum. The main functions of the small intestine are to complete digestion of food and to absorb nutrients.