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. | ||
==General== | |||
*Relatively common. | |||
*Seen in a number of contexts. | |||
==Gross== | |||
*Looks like it doesn't belong, e.g. food. | |||
==Microscopic== | ==Microscopic== | ||
Revision as of 14:29, 30 May 2014
Foreign material is something that is extrinsic to the body.
General
- Relatively common.
- Seen in a number of contexts.
Gross
- Looks like it doesn't belong, e.g. food.
Microscopic
Features:
- Honeycomb-like or cartilage-like or muscle-like without nuclei.
DDx:
- Fecal material - if in colon/rectum.
- Necrotic material.
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FOREIGN BODY, RIGHT LOWER LOBE, RETRIEVAL: - MORPHOLOGICALLY CONSISTENT WITH A GREEN PEA (GROSS ONLY).
FOREIGN BODY, BRONCHUS INTERMEDIUS, RETRIEVAL: - MUCOUS WITH NEUTROPHILS AND MACROPHAGES. - BENIGN CALCIFICATIONS. - FOREIGN MATERIAL (HONEYCOMB-LIKE AND CARTILAGE-LIKE WITHOUT NUCLEI) -- COMPATIBLE WITH FOOD. - SCANT STRIPPED BRONCHIAL LINING EPITHELIUM WITHOUT APPARENT PATHOLOGY.