A Case of Blue Nevus of the Nasal Septum

Blue nevus (BN) is a blue- or black-colored benign melanocytic proliferation that commonly occurs on the dorsal surface of the hands and feet or in the head and neck region. However, BN arising from the sinonasal mucosa is extremely rare. BN is usually asymptomatic and small in size. Based on the pi...

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Main Authors: Jun Yong Choi, Myoung Su Choi
Format: Article
Language:English
Published: Korean Rhinologic Society 2021-07-01
Series:Journal of Rhinology
Subjects:
Online Access:http://www.j-rhinology.org/upload/pdf/jr-2021-00345.pdf
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author Jun Yong Choi
Myoung Su Choi
author_facet Jun Yong Choi
Myoung Su Choi
author_sort Jun Yong Choi
collection DOAJ
description Blue nevus (BN) is a blue- or black-colored benign melanocytic proliferation that commonly occurs on the dorsal surface of the hands and feet or in the head and neck region. However, BN arising from the sinonasal mucosa is extremely rare. BN is usually asymptomatic and small in size. Based on the pigmentation of BN, sinonasal malignant melanoma should be considered in the differential diagnosis of BNs in this region. We herein report a case of BN of the nasal septum. Histopathologic examination revealed the presence of heavily pigmented, spindle-shaped melanocytic cells within the stromal tissue. On immunohistochemical analysis, BN cells were positive for S-100 and HMB-45. Due to the few reported cases of sinonasal BN and challenging location, complete resection, biopsy, and adequate follow-up are recommended.
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spelling doaj.art-12ebeb0aa5774d76a15e2b5f5fb88a242022-12-21T21:43:23ZengKorean Rhinologic SocietyJournal of Rhinology1229-14982384-43612021-07-0128210610910.18787/jr.2021.00345710A Case of Blue Nevus of the Nasal SeptumJun Yong Choi0Myoung Su Choi1Department of Otolaryngology-Head and Neck Surgery, Eulji University Medical Cener, Eulji University School of Medicine, Daejeon, KoreaDepartment of Otolaryngology-Head and Neck Surgery, Eulji University Medical Cener, Eulji University School of Medicine, Daejeon, KoreaBlue nevus (BN) is a blue- or black-colored benign melanocytic proliferation that commonly occurs on the dorsal surface of the hands and feet or in the head and neck region. However, BN arising from the sinonasal mucosa is extremely rare. BN is usually asymptomatic and small in size. Based on the pigmentation of BN, sinonasal malignant melanoma should be considered in the differential diagnosis of BNs in this region. We herein report a case of BN of the nasal septum. Histopathologic examination revealed the presence of heavily pigmented, spindle-shaped melanocytic cells within the stromal tissue. On immunohistochemical analysis, BN cells were positive for S-100 and HMB-45. Due to the few reported cases of sinonasal BN and challenging location, complete resection, biopsy, and adequate follow-up are recommended.http://www.j-rhinology.org/upload/pdf/jr-2021-00345.pdfblue nevusmalignant melanomanasal septum
spellingShingle Jun Yong Choi
Myoung Su Choi
A Case of Blue Nevus of the Nasal Septum
Journal of Rhinology
blue nevus
malignant melanoma
nasal septum
title A Case of Blue Nevus of the Nasal Septum
title_full A Case of Blue Nevus of the Nasal Septum
title_fullStr A Case of Blue Nevus of the Nasal Septum
title_full_unstemmed A Case of Blue Nevus of the Nasal Septum
title_short A Case of Blue Nevus of the Nasal Septum
title_sort case of blue nevus of the nasal septum
topic blue nevus
malignant melanoma
nasal septum
url http://www.j-rhinology.org/upload/pdf/jr-2021-00345.pdf
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