Fecal material

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Revision as of 11:17, 10 July 2013 by Michael (talk | contribs) (+infobox)
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Fecal material, also fecal matter, is poo. It is seen in gastrointestinal pathology.

Fecal material
Diagnosis in short

LM plant matter - has cell walls, meat - skeletal muscle without nuclei, no colorectal mucosa, microorganisms (bacilli, cocci)
LM DDx necrosis
Site cecum, colon, rectum

Clinical history poor bowel preparation
Clin. DDx gastrointestinal polyp

General

  • Common.
  • Associated with poor bowel preparation.
  • Endoscopists go after anything that is polypoid and that may be nothing more than poo.

Microscopic

Features:

  • Plant material:
    • Yellow staining chicken wire-like material - may be linear.
      • Thick cell walls often without cytoplasm and usually without a nucleus.
  • Meat:
    • Eosinophilic honeycomb-like material without nuclei and without inflammation.
      • Essentially ischemic skeletal muscle without inflammation.
  • +/-Microorganisms.
  • +/-Inflammatory cells.

DDx:

Sign out

TRANSVERSE COLON, BIOPSY:
- FECAL MATERIAL.
- NO DEFINITE COLONIC MUCOSA IDENTIFIED.

Rectum

RECTUM, BIOPSY:
- FECAL MATERIAL.
- NO DEFINITE RECTAL MUCOSA IDENTIFIED.

See also