Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi

Background. Halo nevi are often considered benign, and the possibility of malignancy is not always clear to practitioners. We present two case reports suggesting that a halo nevus appearance can be seen in melanoma, even in young adults. A literature search for halo nevi revealing melanoma shows tha...

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Main Authors: S. De Schrijver, I. Theate, O. Vanhooteghem
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Case Reports in Dermatological Medicine
Online Access:http://dx.doi.org/10.1155/2021/6672528
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author S. De Schrijver
I. Theate
O. Vanhooteghem
author_facet S. De Schrijver
I. Theate
O. Vanhooteghem
author_sort S. De Schrijver
collection DOAJ
description Background. Halo nevi are often considered benign, and the possibility of malignancy is not always clear to practitioners. We present two case reports suggesting that a halo nevus appearance can be seen in melanoma, even in young adults. A literature search for halo nevi revealing melanoma shows that this is a very rare condition. Case presentation. This report of two young patients indicates the importance of obtaining a detailed history to detect warning signs such as itching, pain, spontaneous bleeding, and previous alterations according to the patient, including a previously totally black colour in an already fully regressed melanoma. Conclusions. The risk of a halo nevus being malignant is higher if there is only one unique halo nevus and no personal or familial history of vitiligo. We postulate that a regressing atypical nevus or a regressing melanoma may be induced by an immunologic reaction as halo nevus type of clinical picture.
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spelling doaj-art-906ae310ccd84e759e8efd4ed893a7722025-02-03T01:09:55ZengWileyCase Reports in Dermatological Medicine2090-64632090-64712021-01-01202110.1155/2021/66725286672528Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo NeviS. De Schrijver0I. Theate1O. Vanhooteghem2Dermatology Department, CHU UCL Namur, Site Sainte Elisabeth, Place Louise Godin 15, 5000 Namur, BelgiumInstitute of Pathology and Genetics (IPG), Avenue George-Lemaître 25, 6041 Gosselies, BelgiumDermatology Department, CHU UCL Namur, Site Sainte Elisabeth, Place Louise Godin 15, 5000 Namur, BelgiumBackground. Halo nevi are often considered benign, and the possibility of malignancy is not always clear to practitioners. We present two case reports suggesting that a halo nevus appearance can be seen in melanoma, even in young adults. A literature search for halo nevi revealing melanoma shows that this is a very rare condition. Case presentation. This report of two young patients indicates the importance of obtaining a detailed history to detect warning signs such as itching, pain, spontaneous bleeding, and previous alterations according to the patient, including a previously totally black colour in an already fully regressed melanoma. Conclusions. The risk of a halo nevus being malignant is higher if there is only one unique halo nevus and no personal or familial history of vitiligo. We postulate that a regressing atypical nevus or a regressing melanoma may be induced by an immunologic reaction as halo nevus type of clinical picture.http://dx.doi.org/10.1155/2021/6672528
spellingShingle S. De Schrijver
I. Theate
O. Vanhooteghem
Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
Case Reports in Dermatological Medicine
title Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
title_full Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
title_fullStr Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
title_full_unstemmed Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
title_short Halo Nevi Are Not Trivial: About 2 Young Patients of Regressed Primary Melanoma That Simulates Halo Nevi
title_sort halo nevi are not trivial about 2 young patients of regressed primary melanoma that simulates halo nevi
url http://dx.doi.org/10.1155/2021/6672528
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