Ditzels

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Revision as of 12:35, 16 March 2011 by Michael (talk | contribs) (+cholesteatoma)
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This article collects ditzels, which are, in the context of pathology, little specimens that are typically one or two slides and usually of little interest.[1]

Ditzels

Common

  • Hernia sac.

Neuropathology

  • Vertebral disc - see spine.

Pediatric

  • Bands of Ladd.
  • Cholesteatoma.

Hernia sac

General

  • Hernia repair.

Microscopic

Features:

  • Fibrous tissue.
  • +/-Adipose tissue.
  • +/-Mesothelial cells.

Bands of Ladd

General

  • Associated with intestinal malrotation.
  • Removed by Ladd's procedure.

Microscopic

Features:

  • Benign fibrous tissue.

Cholesteatoma

General

  • Squamous epithelium in the middle ear - leading to accumulation of keratinaceous debris.[2]

Microscopic

Features:[3]

  • Keratinaceous debris - key feature.
  • Squamous epithelium.
  • Macrophages +/- giant cell (containing keratinceous debris).
  • Chronic inflammation (lymphocytes).

See also

References

  1. Weedman Molavi, Diana (2008). The Practice of Surgical Pathology: A Beginner's Guide to the Diagnostic Process (1st ed.). Springer. pp. 37. ISBN 978-0387744858.
  2. URL: http://www.harrisonspractice.com/practice/ub/view/Harrisons%20Practice/141015/all/otitis_media_and_mastoiditis. Accessed on: 16 March 2011.
  3. Iino Y, Toriyama M, Ohmi S, Kanegasaki S (1990). "Activation of peritoneal macrophages with human cholesteatoma debris and alpha-keratin". Acta Otolaryngol. 109 (5-6): 444–9. PMID 1694387.