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The colon receives blood from both the superior and inferior mesenteric arteries. The blood supply from these two major arteries overlaps, with abundant collateral circulation via the marginal artery of the colon. However, there are weak points, or "watershed" areas, at the borders of the territory supplied by each of these arteries, such as ...
The chronic form typically presents more gradually with abdominal pain after eating, unintentional weight loss, vomiting, and fear of eating. [ 1 ] [ 2 ] Risk factors for acute intestinal ischemia include atrial fibrillation , heart failure , chronic kidney failure , being prone to forming blood clots , and previous myocardial infarction . [ 2 ]
Bowel obstruction is most often caused by intestinal adhesions, which frequently form after abdominal surgeries, or by chronic infections such as diverticulitis, hepatitis, and inflammatory bowel disease. The condition may be difficult to diagnose, as the symptoms may resemble those of other bowel disorders. [4]
The internal surface of the colon is blotchy and broken in places. Mild-moderate disease. Specialty: Gastroenterology: Symptoms: Abdominal pain, diarrhea mixed with blood, weight loss, fever, anemia, [1] dehydration, loss of appetite, fatigue, sores on the skin, urgency to defecate, inability to defecate despite urgency, rectal pain [2 ...
Diverticulitis is a common cause of abdominal pain resulting from outpouchings that particularly affect the colon. Functional colonic diseases refer to disorders without a known cause, including irritable bowel syndrome and intestinal pseudoobstruction.
Abdominal angina usually starts 30 minutes after eating and persists for one to three hours. Individuals typically express the pain as a dull ache by clenching their fists over the epigastrium (Levine sign). [3] Sometimes people may reduce their caloric intake in an attempt to decrease pain which can lead to weight loss.
The ascending colon is smaller in calibre than the cecum from where it starts. It passes upward, opposite the colic valve, to the under surface of the right lobe of the liver, on the right of the gall-bladder, where it is lodged in a shallow depression, the colic impression; here it bends abruptly forward and to the left, forming the right colic flexure (hepatic) where it becomes the ...
Abdominal pain, also known as a stomach ache, is a symptom associated with both non-serious and serious medical issues. Since the abdomen contains most of the body's vital organs, it can be an indicator of a wide variety of diseases.