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Feb 8 2010, 7:36 AM EST
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AndyC
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Change: Moved by AndyC Feb 8 2010, 7:36 AM EST
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Aug 1 2009, 4:49 PM EDT
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M.J.Fuller
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Change: air-filled (but not dilated). Encircling valvulae conniventes visible depending on degree of air filling/distention. Valvulae conniventes more widely spaced in ileum Wall pattern can be effaced if distended Haustral folds interspaced with Plicae semilunaris Wall pattern can be effaced if distended Size Variable Up to 30mm Up to 50-60mm Up
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Apr 11 2008, 6:49 PM EDT
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M.J.Fuller
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Change: a a supine abdominal plain film despite its variable appearance and position. The stomach can be positioned high and horizontal or vertical and long, dropping down
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Mar 31 2008, 8:52 AM EDT
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M.J.Fuller
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Change: a a supine abdominal plain film despite its variable appearance and position. The stomach can be positioned high and horizontal or vertical and long, dropping down
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(Word count: 1702)
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Mar 31 2008, 8:47 AM EDT
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M.J.Fuller
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Change: VavlulaeValvulae conniventes more widely spaced in ileum Wall pattern can be effaced if distended HautralHaustral folds interspaced with Plicae semlunarissemilunaris Wall pattern can be effaced if distended Size Variable Up to 30mm Up to 50-60mm Up to 90mm for the caecum The 3,6,9 Rule The maximum
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(Word count: 1700)
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Mar 31 2008, 8:33 AM EDT
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M.J.Fuller
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Change: is the major apron-like part of the greater omentum which attaches the stomach to the transverse colon. colon. Unfortunately, this ligament can vary in length up to 15cm. 15cm. Despite this variable length, if you can identify the greater curve of the stomach, you can hazard a reasonable approximation of
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Mar 31 2008, 8:27 AM EDT
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M.J.Fuller
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Change: The gastrocolic ligament attaches the stomach to the transverse colon. Unfortunately, this ligament can vary in length up to 15cm. Despite this variable length, if you can identify the greater curve of the stomach, you can hazard a reasonable approximation of where the transverse colon should be. This
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Mar 31 2008, 8:17 AM EDT
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M.J.Fuller
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Change: The dilated sigmoid colon is often difficult to positively identify. This patient has dilated colon which is sited mid to low abdomen. The maximum diameter is 88mm. Small bowel rarely dilated to more than 50mm. The position, size and ambiguous wall pattern suggest that this is dilated sigmoid colon.
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Mar 31 2008, 8:11 AM EDT
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M.J.Fuller
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Change: abnormally dilated bowel, the usual markersdistinguishing features can be lost and confident differentiation may not be possible. A knowledge of the normal distinguishing features of stomach, small bowel, and large bowel will assist in making an informed differentiation. .....return to the Applied Radiography page
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(Word count: 1545)
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Mar 31 2008, 8:01 AM EDT
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M.J.Fuller
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Change: You cant beat faeces when it comes to positive identification of the large bowel. Neither the stomach nor the small bowel contain faeces. The arrowed bowel does not demonstrate a clearly identifiable wall pattern...doesn't matter... it contains faeces...must be large bowel. The Large Bowel String of Pearls Sign The
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Mar 31 2008, 7:56 AM EDT
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M.J.Fuller
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Change: The air-filled large bowel comonly features a haustral pattern as shown. The haustral folds are thicker than the valvulae conniventes of the small bowel. They
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Mar 31 2008, 6:21 AM EDT
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M.J.Fuller
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Change: You could be forgiven for thinking that this patient has been drinking dilute gastrografin. This appearance is a gasless small bowel obstruction and the opaque
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Mar 31 2008, 6:19 AM EDT
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M.J.Fuller
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Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 1499)
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Mar 31 2008, 6:12 AM EDT
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M.J.Fuller
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Change: possible. A knowledge of the normal distinguishing features of stomach, small bowel, and large bowel will assist in making a reasonablean call.informed differentiation. .....return to the Applied Radiography page
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Mar 31 2008, 6:11 AM EDT
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M.J.Fuller
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Change: Terms pageFilm Terminology page before reading on. Summary of Characteristics Characteristic Stomach Small Bowel Large Bowel Position Left Upper Quadrant Fundus directly under left hemidiaphragm obliquely orientatedattached to transverse colon via gastro-colic ligament (variable in length) Central abdomen circumferential- the large bowel tends to frame the small bowel
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Mar 31 2008, 6:09 AM EDT
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M.J.Fuller
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Change: This is a post-op supine abdominal image. The large central airfilled structure does not demonstrate any consistent features of large or small bowel anatomy. It is likely to represent a post-op surgical pneumoperitoneum Summary Differentiation between small and large bowel visualised on
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(Word count: 1498)
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Mar 31 2008, 5:53 AM EDT
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M.J.Fuller
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Change: As with all anatomical features, there is normal variation. This patient's transverse colon (white arrow) dips low into the pelvis. Note the charateristic haustral pattern of the large bowel. Summary Differentiation between small and large bowel visualised on an abdominal
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Mar 31 2008, 5:44 AM EDT
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M.J.Fuller
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Change: The large bowel (white arrows) can be seen to frame the abdomen. The prominent air-filled ileum (black arrow) occupies a more central location wthin the peritoneal cavity. These distribution features can be helpful in differentiating large bowel from small bowel. Summary Differentiation between small and large
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(Word count: 1411)
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Mar 31 2008, 5:33 AM EDT
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M.J.Fuller
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Change: air-swallow resulting in this appearance. The appearance has been been likened to crazy paving or the pattern on a giraffe. It appears as an an interlocking, random, tessellated pattern. Crazy Paving Giraffe! Moderately Dilated Air-filled Small Bowel The small bowel demonstrated in this image
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Mar 31 2008, 5:18 AM EDT
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M.J.Fuller
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Change: The large bowel will normally contain air. This is air produces partly from fermentation processe within the large bowel. The transverse colon and sigmoid colon are the least dependent segments of the large bowel in the supine position and will tend to fill with air. Summary Differentiation between small
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(Word count: 1362)
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