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Difference between revisions of "Foreign material"
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'''Foreign material''' is something that is extrinsic to the body. | '''Foreign material''' is something that is extrinsic to the body. | ||
'''Foreign body''' redirect to this article. | '''Foreign body''' redirect to this article. | ||
Fecal material is dealt with separately in the article ''[[fecal material]]''. Sutures are dealt with separately in the article ''[[suture material]]''. | |||
==General== | ==General== | ||
*Relatively common. | *Relatively common. | ||
*Seen in a number of contexts. | *Seen in a number of contexts. | ||
**Pica - ingestion of nonfood items.<ref name=pmid12652915>{{Cite journal | last1 = Casale | first1 = LS. | last2 = Buoinincontro | first2 = S. | last3 = Capasso | first3 = L. | last4 = D'Ambrosio | first4 = R. | last5 = Borsi | first5 = E. | title = [Pica: a clinical case and therapeutic problems]. | journal = G Chir | volume = 23 | issue = 11-12 | pages = 417-9 | month = | year = | doi = | PMID = 12652915 }}</ref> | |||
**Trauma. | |||
**Embolization procedures. | |||
***May use gelatin sponge.<ref name=pmid25598681>{{Cite journal | last1 = Oh | first1 = JS. | last2 = Lee | first2 = HG. | last3 = Chun | first3 = HJ. | last4 = Choi | first4 = BG. | last5 = Choi | first5 = YJ. | title = Evaluation of arterial impairment after experimental gelatin sponge embolization in a rabbit renal model. | journal = Korean J Radiol | volume = 16 | issue = 1 | pages = 133-8 | month = | year = | doi = 10.3348/kjr.2015.16.1.133 | PMID = 25598681 }}</ref> | |||
**Previous surgery - suture material, degradable surgical sponges.<ref>URL: [http://oldfiles.bjorl.org/conteudo/acervo/print_acervo_english.asp?id=791 http://oldfiles.bjorl.org/conteudo/acervo/print_acervo_english.asp?id=791]. Accessed on: November 25, 2014.</ref> | |||
==Gross== | ==Gross== | ||
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*Obvious foreign bodies are ''[[gross only]]'' diagnoses. | *Obvious foreign bodies are ''[[gross only]]'' diagnoses. | ||
**Examples: | **Examples: | ||
***A dildo removed surgically from body orifice. | ***A dildo removed surgically from a body orifice. | ||
***A bullet - should be handled with care, photographed... probably will become evidence. | ***A bullet removed in surgery - should be handled with care, photographed... probably will become evidence. | ||
==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
* | *Material with out nuclei. | ||
*May be honeycomb-like, cartilage-like or muscle-like. | |||
*May have a glassy appearance - see ''[[oxidized cellulose]]''. | |||
*Often homogenous or patterned. | |||
DDx: | DDx: | ||
*[[Fecal material]] - if in colon/rectum. | *[[Fecal material]] - if in colon/rectum. | ||
*[[Necrosis|Necrotic material]]. | *[[Necrosis|Necrotic material]]. | ||
*Tissue processing [[artifacts|artifact]]. | |||
*[[Xanthogranulomatous lymphadenitis]] - if in [[lymph node]]. | |||
===Images=== | |||
<gallery> | |||
Image:Embolization_kidney.jpg | Kidney embolization. [[H&E stain]]. | |||
Image:Nasopharyngeal_angiofibroma_-_high_mag.jpg | Embolization of [[nasopharyngeal angiofibroma]]. [[H&E stain]]. | |||
Image:Suture_micrograph.jpg | [[Suture material]]. [[H&E stain]]. | |||
</gallery> | |||
==Sign out== | ==Sign out== | ||
<pre> | |||
A. Submitted as "Portion of IV Tubing", Removal: | |||
- Consistent with IV tubing (gross only). | |||
B. Submitted as "Fork", Removal: | |||
- Consistent with plastic fork (gross only). | |||
</pre> | |||
===Block letters=== | |||
<pre> | <pre> | ||
FOREIGN BODY, RIGHT LOWER LOBE, RETRIEVAL: | FOREIGN BODY, RIGHT LOWER LOBE, RETRIEVAL: | ||
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WITH FOOD. | WITH FOOD. | ||
- SCANT STRIPPED BRONCHIAL LINING EPITHELIUM WITHOUT APPARENT PATHOLOGY. | - SCANT STRIPPED BRONCHIAL LINING EPITHELIUM WITHOUT APPARENT PATHOLOGY. | ||
</pre> | |||
<pre> | |||
SOFT TISSUE, LEFT ARM, EXCISION: | |||
- FOREIGN BODY, APPEARANCE COMPATIBLE WITH A PIECE OF WOOD (GROSS ONLY). | |||
- FOREIGN BODY-REACTION (ACUTE AND CHRONIC INFLAMMATION WITH ACTIVATED FIBROBLASTS, | |||
HISTIOCYTES AND RARE GIANT CELLS). | |||
- NEGATIVE FOR MALIGNANCY. | |||
</pre> | </pre> | ||
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*[[Fecal matter]]. | *[[Fecal matter]]. | ||
*[[Aspiration pneumonia]]. | *[[Aspiration pneumonia]]. | ||
*[[Artifacts]]. | |||
*[[Oxidized cellulose]]. | |||
==References== | |||
{{Reflist|1}} | |||
[[Category:Stuff]] | [[Category:Stuff]] | ||
[[Category:Pulmonary pathology]] | [[Category:Pulmonary pathology]] | ||