Difference between revisions of "Terminal bar"

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[[Image:Bronchial cells - bronchial wash - 2 cropped -- very high mag.jpg|thumb|right|Terminal bar in bronchial cells. [[Pap stain]]. (WC)]]
[[Image:Bronchial cells - bronchial wash - 2 cropped -- very high mag.jpg|thumb|right|Terminal bar in bronchial cells. [[Pap stain]]. (WC)]]
The '''terminal bar''' is a finding in the [[cytology]] of ciliated cells.  
The '''terminal bar''' is a [[cytology|cytologic]] finding in ciliated cells that suggests benignancy.  


Generally, their presence in a cell is strong indicator that it is benign;<ref name=pmid1923244>{{Cite journal  | last1 = Van Le | first1 = L. | last2 = Novotny | first2 = D. | last3 = Dotters | first3 = DJ. | title = Distinguishing tubal metaplasia from endocervical dysplasia on cervical Papanicolaou smears. | journal = Obstet Gynecol | volume = 78 | issue = 5 Pt 2 | pages = 974-6 | month = Nov | year = 1991 | doi =  | PMID = 1923244 }}</ref> however, they can be seen in [[malignancy|malignant]] cells.<ref>{{Cite journal  | last1 = Sciallis | first1 = AP. | last2 = Aubry | first2 = MC. | last3 = Bell | first3 = DA. | title = Ciliated adenocarcinoma of the ovary with evidence of serous differentiation: report of a case. | journal = Int J Gynecol Pathol | volume = 28 | issue = 5 | pages = 447-52 | month = Sep | year = 2009 | doi = 10.1097/PGP.0b013e3181a0717f | PMID = 19696614 }}</ref>
==General==
*Terminal bar presence = strong indicator that cell is benign.<ref name=pmid1923244>{{Cite journal  | last1 = Van Le | first1 = L. | last2 = Novotny | first2 = D. | last3 = Dotters | first3 = DJ. | title = Distinguishing tubal metaplasia from endocervical dysplasia on cervical Papanicolaou smears. | journal = Obstet Gynecol | volume = 78 | issue = 5 Pt 2 | pages = 974-6 | month = Nov | year = 1991 | doi =  | PMID = 1923244 }}</ref>  
**Can be seen in [[malignancy|malignant]] cells.<ref name=pmid19696614>{{Cite journal  | last1 = Sciallis | first1 = AP. | last2 = Aubry | first2 = MC. | last3 = Bell | first3 = DA. | title = Ciliated adenocarcinoma of the ovary with evidence of serous differentiation: report of a case. | journal = Int J Gynecol Pathol | volume = 28 | issue = 5 | pages = 447-52 | month = Sep | year = 2009 | doi = 10.1097/PGP.0b013e3181a0717f | PMID = 19696614 }}</ref>
 
==Cytology==
Features:
*Dense band-like region in the luminal aspect of the cell.
**Red colour on [[Pap stain]].
**Typically seen together with cilia.
 
==Related images==
<gallery>
Image: Bronchial cells - bronchial wash -- very high mag.jpg | EBCs - high mag.
Image: Bronchial cells - bronchial wash - 2 -- very high mag.jpg | EBCs - high mag.
Image: Bronchial cells - bronchial wash - 2 cropped -- very high mag.jpg | EBCs - high mag.
</gallery>


==See also==
==See also==

Revision as of 04:43, 24 October 2015

Terminal bar in bronchial cells. Pap stain. (WC)

The terminal bar is a cytologic finding in ciliated cells that suggests benignancy.

General

  • Terminal bar presence = strong indicator that cell is benign.[1]

Cytology

Features:

  • Dense band-like region in the luminal aspect of the cell.
    • Red colour on Pap stain.
    • Typically seen together with cilia.

Related images

  • EBCs - high mag.

  • EBCs - high mag.

  • EBCs - high mag.

See also

References

  1. ↑ Van Le, L.; Novotny, D.; Dotters, DJ. (Nov 1991). "Distinguishing tubal metaplasia from endocervical dysplasia on cervical Papanicolaou smears.". Obstet Gynecol 78 (5 Pt 2): 974-6. PMID 1923244.
  2. ↑ Sciallis, AP.; Aubry, MC.; Bell, DA. (Sep 2009). "Ciliated adenocarcinoma of the ovary with evidence of serous differentiation: report of a case.". Int J Gynecol Pathol 28 (5): 447-52. doi:10.1097/PGP.0b013e3181a0717f. PMID 19696614.
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