Gastrointestinal Tract: Radiological Features Purpose To present the - - PowerPoint PPT Presentation

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Gastrointestinal Tract: Radiological Features Purpose To present the - - PowerPoint PPT Presentation

Foreign Bodies in the Abdominal Gastrointestinal Tract: Radiological Features Purpose To present the clinical and radiological features associated with foreign bodies along the abdominal gastrointestinal tract Methods Consecutive patients


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Foreign Bodies in the Abdominal Gastrointestinal Tract: Radiological Features

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SLIDE 2

Purpose

  • To present the clinical and radiological

features associated with foreign bodies along the abdominal gastrointestinal tract

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Methods

  • Consecutive patients with foreign bodies in

their abdominal alimentary tract were retrospectively collected (2009-2016)

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Methods

  • The foreign bodies were divided into seven

categories:

– Medical Devices – Fish Bones – Elongated Metal Objects – Dental Related Objects – Drugs – “body packers” – Intra-rectal Objects – and Glass

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Methods

  • Two radiologists analyzed all radiological

examinations in consensus, evaluating which

  • bjects were missed on X-ray and registering

foreign bodies shapes and complications

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Methods

  • The different foreign bodies categories were

statistically compared (chi-square test with post-hoc evaluation) with:

– clinical suspicion – X-ray visualization – Presence of complications – and need for removal

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Results

  • 42 patients were included. Categories:

– medical devices: 4 – fish bones: 3 – Elongated metal: 5 – Dental: 22 – Drugs: 3 – Intra-rectal: 3 – And glass: 2

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Results

  • Thirty-eight patients underwent X-ray and 14

underwent CT

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Results

  • Clinical suspicion was significantly higher in

the dental category (p=0.002) and lower in the fish bones (p<0.001) and metal (p=0.005) categories

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Results

  • The complication rate was higher in the

medical devices, metal, fish bones and drugs categories and significantly lower in the dental category (p=0.002)

  • The only mortality case was due to cocaine

absorption in a “body packer”

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Results

  • Fish bones were significantly less likely to be

identified in x-ray (p=0.005). Dental, intra- rectal

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38 y.o women. Abdominal XR shows retained gauze from a hemorrhoidectomy. Notice the gauze have migrated to the descending colon. It was removed by colonoscopy.

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51 y.o. man. Sagittal CT image shows colonic perforation and formation of a large abdominal wall abscess due to a fish bone.

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36 y.o. woman. X-ray showing a swallowed dental bridge. This was followed conservatively.

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48 y.o. man. Swallowed dental crown, also followed conservatively.

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53 y.o. man with Crohn’s disease. Coronal CT image shows a dental bridge (short arrow) causing

  • bstruction in a stenotic terminal

ileum (long arrow)

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53 y.o. man with Crohn’s disease. X-ray shows the dental bridge

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18 y.o. man with swallowed dental brackets followed conservatively.

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47 y.o. man. X-ray shows an Intra-rectal perfume bottle. Object was removed in surgery.

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19 y.o. woman with psychiatric disorder. Intentional swallow of glass shreds. Objects were followed conservatively.

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Conclusion

  • Having sound knowledge in the abilities of

different imaging modalities in visualizing foreign bodies, as well as understanding how different foreign bodies present, both clinically and radiologically, is important when looking for foreign bodies or their complications