Junctional nevus: Difference between revisions

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| Delimitation || Rarely diffuse || Sometimes diffuse || Often diffuse || Often diffuse
| Delimitation || Rarely diffuse || Sometimes diffuse || Often diffuse || Often diffuse
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| Lentiginous proliferation
| Lentiginous proliferation || Yes, along with rete pegs || Yes, along with and focally between rete pegs || Yes, along with and focally between rete pegs || Yes partially continuous, multilayered [[File:Histopathology of lentigo maligna.jpg|center|140px]]
Yes, along with
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Assess radicalism
Assess radicalism
When does the change in preparation edge / resection edge?
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Revision as of 10:30, 18 September 2019

Author: Mikael Häggström [note 1]
Suspected dysplastic nevus (also called dysplastic melanocytic nevus).

Evaluation

Swedish approach

Review of clinical information, mainly:[1]

  • Growth
  • Abnormal visual appearance
  • Size >10mm

Microscopy
Classify into either of the following:

Parameter Low-grade dysplasia High-grade dysplasia Suspected melanoma in situ
Mild Moderate Severe
Delimitation Rarely diffuse Sometimes diffuse Often diffuse Often diffuse
Lentiginous proliferation Yes, along with rete pegs Yes, along with and focally between rete pegs Yes, along with and focally between rete pegs Yes partially continuous, multilayered
File:Histopathology of lentigo maligna.jpg

Notes

  1. ↑ For a full list of contributors, see article history. Creators of images are attributed at the image description pages, seen by clicking on the images. See Patholines:Authorship for details.

Main page

References

  1. ↑ Katarzyna Lundmark, Britta Krynitz, Ismini Vassilaki, Lena Mölne, Annika Ternesten Bratel. Histopatologisk bedömning och gradering av dysplastiskt nevus samt gränsdragning mot melanom in situ/melanom (Histopathological assessment and grading of dysplastic nevus and distinction from melanoma in situ/melanoma). KVAST (Swedish Society of Pathology). Retrieved on 2019-09-18.

Image sources
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