Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients

Halo naevi are considered benign. They occur in children and adolescents. Eruptive multiple halo naevi are infrequently seen in adults. The first patient in this case series had previously had melanoma. Positron emission tomography–computed tomography (PET-CT) showed a papillary thyroid carcinoma. S...

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Main Author: Henrik F. Lorentzen
Format: Article
Language:English
Published: Medical Journals Sweden 2020-08-01
Series:Acta Dermato-Venereologica
Subjects:
Online Access: https://www.medicaljournals.se/acta/content/html/10.2340/00015555-3568
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author Henrik F. Lorentzen
author_facet Henrik F. Lorentzen
author_sort Henrik F. Lorentzen
collection DOAJ
description Halo naevi are considered benign. They occur in children and adolescents. Eruptive multiple halo naevi are infrequently seen in adults. The first patient in this case series had previously had melanoma. Positron emission tomography–computed tomography (PET-CT) showed a papillary thyroid carcinoma. Subsequent adult patients underwent an examination programme similar to melanoma patients with unknown primary, including PET scanning. Sixteen patients were followed over a 6-year period. In total there were 2 papillary thyroid cancers, 1 neuroendocrine lung tumour, 1 patient had had lung metastases from a thin melanoma 7 years previously, 3 patients had primary cutaneous melanoma (1 had had halo naevi since excision of 2 melanomas 15 years previously) and 1 had melanoma metastasis with unknown primary. The incidence of melanoma was 955 times higher than expected (standardized incidence rate). The benefits of PET scanning must be validated in a controlled trial prior to implementation into clinical practice.
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spelling doaj.art-ba483c3caef442ea9364827e3a4542092022-12-21T19:33:12ZengMedical Journals SwedenActa Dermato-Venereologica0001-55551651-20572020-08-0110015adv0022810.2340/00015555-35685818Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent PatientsHenrik F. Lorentzen0 Department of Dermatology, Aarhus University Hospital, DK-8200 Aarhus N, Denmark. E-mail: Lorentzen@dadlnet.dk. Halo naevi are considered benign. They occur in children and adolescents. Eruptive multiple halo naevi are infrequently seen in adults. The first patient in this case series had previously had melanoma. Positron emission tomography–computed tomography (PET-CT) showed a papillary thyroid carcinoma. Subsequent adult patients underwent an examination programme similar to melanoma patients with unknown primary, including PET scanning. Sixteen patients were followed over a 6-year period. In total there were 2 papillary thyroid cancers, 1 neuroendocrine lung tumour, 1 patient had had lung metastases from a thin melanoma 7 years previously, 3 patients had primary cutaneous melanoma (1 had had halo naevi since excision of 2 melanomas 15 years previously) and 1 had melanoma metastasis with unknown primary. The incidence of melanoma was 955 times higher than expected (standardized incidence rate). The benefits of PET scanning must be validated in a controlled trial prior to implementation into clinical practice. https://www.medicaljournals.se/acta/content/html/10.2340/00015555-3568 halo naevus sutton naevus vitiligo melanoma-associated hypopigmentation thyroid cancer neuroendocrine tumour
spellingShingle Henrik F. Lorentzen
Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
Acta Dermato-Venereologica
halo naevus
sutton naevus
vitiligo
melanoma-associated hypopigmentation
thyroid cancer
neuroendocrine tumour
title Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
title_full Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
title_fullStr Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
title_full_unstemmed Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
title_short Eruptive Halo Naevi: A Possible Indicator of Malignant Disease in a Case Series of Post-Adolescent Patients
title_sort eruptive halo naevi a possible indicator of malignant disease in a case series of post adolescent patients
topic halo naevus
sutton naevus
vitiligo
melanoma-associated hypopigmentation
thyroid cancer
neuroendocrine tumour
url https://www.medicaljournals.se/acta/content/html/10.2340/00015555-3568
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