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Blind loop syndrome, also known as stagnant loop syndrome, [1] is a state that occurs when the normal bacterial flora of the small intestine proliferates to numbers that cause significant derangement to the normal physiological processes of digestion and absorption.
Small intestinal bacterial overgrowth (SIBO), also termed bacterial overgrowth, or small bowel bacterial overgrowth syndrome (SBBOS), is a disorder of excessive bacterial growth in the small intestine. Unlike the colon (or large bowel), which is rich with bacteria, the small bowel usually has fewer than 100,000 organisms per millilitre. [1]
Reduction in stomach capacity decreases the appetite of patients. Secondly, intestinal bypass anastomoses the proximal duodenum and the distal ileum. This intestinal bypass is different from the above three bypasses in the way that the blind loop carrying bile and digestive enzymes will drain into the distal portion of the small intestine. With ...
Dilated bowel loops: Loops proximal to the obstruction exhibit dilation (>2.5-3 cm in diameter). Transition zone: A point where the caliber of the bowel changes from dilated to collapsed, indicating the site of obstruction. Air-fluid levels: Seen in upright or decubitus imaging, reflecting stasis of luminal contents.
Many complications that followed jejunoileal bypass operations were caused by bacterial overgrowth in the excluded blind loop. The arthritis-dermatitis syndrome was one of the common distressing disorders. The pathogenetic mechanism was thought to be an immune-complex-mediated process related to bypass enteritis. [citation needed]
Chronic diseases of malabsorption may affect the small intestine, including the autoimmune coeliac disease, infective tropical sprue, and congenital or surgical short bowel syndrome. Other rarer diseases affecting the small intestine include Curling's ulcer, blind loop syndrome, Milroy disease and Whipple's disease.
In general surgery, a Roux-en-Y anastomosis, or Roux-en-Y, is an end-to-side surgical anastomosis of bowel used to reconstruct the gastrointestinal tract. Typically, it is between stomach and small bowel that is distal (or further down the gastrointestinal tract) from the cut end. [1]
The stepladder sign is a radiological finding observed in the context of small bowel obstruction on abdominal X-rays or computed tomography scans. It refers to the appearance of multiple, dilated small bowel loops arranged in a step-like configuration, typically visible in upright or lateral decubitus imaging positions.