Artifacts in Histology · Pathology

Floaters in histology slides refer to:

  1. Air bubbles
  2. Detached epithelial cells
  3. Contaminant tissue fragments from other specimens
  4. Stain precipitates
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Correct answer: Contaminant tissue fragments from other specimens

Floaters are extraneous tissue fragments transferred from other specimens during processing. They can cause diagnostic confusion if not recognized.

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