10.5826/dpc.1204a226
text/xml
2160-9381
2401
en
Jesús  Borbujo Martínez
https://creativecommons.org/licenses/by-nc/4.0
Dermatology Practical & Conceptual
Dermoscopic changes in nevi during an atopic dermatitis flare-up. 
Text.Serial.Journal
https://dpcj.org/index.php/dpc
Image Letter
2022-10-31
2022-02-17
2022-10-31
2022-12-05
e2022226
Dermatol Pract Concept
Jesús  Borbujo Martínez
2022/10/31
10.5826/dpc.1204a226
e2022226
Department of Dermatology, Hospital Universitario de Fuenlabrada, Madrid, Spain.
2160-9381
en
e2022226
Oliveira A, Arzberger E, Massone C, Fink-Puches R, Zalaudek I, Hofmann-Wellenhof R. Dermoscopy, reflectance confocal microscopy and immunohistochemical analysis in melanocytic lesions with Meyerson’s phenomenon. Dermatology. 2014;229(4):297-305
Dermoscopic changes in nevi during an atopic dermatitis flare-up. 
https://dpcj.org/index.php/dpc/article/download/2401/1818
      Dermoscopic Changes in Nevi During an Atopic
                  Dermatitis Flare-up
    Sara Pilar Herrero-Ruiz1, Anastasia Alejandra Garrido-Ríos1, Helena Álvarez-Garrido1,
          Laura Fernández de la Fuente1, Begoña Echeverría-García1, Jesús Borbujo1


1 Department of Dermatology, Hospital Universitario de Fuenlabrada, Madrid, Spain



Citation: Herrero-Ruiz SP, Garrido-Ríos AA, Álvarez-Garrido H, Fernández de la Fuente L, Echeverría-García B, Borbujo J. Dermoscopic
changes in nevi during an atopic dermatitis flare-up. Dermatol Pract Concept. 2022;12(4):e2022226. DOI: https://doi.org/10.5826/
dpc.1204a226
Accepted: March 29, 2022; Published: October 2022
Copyright: ©2022 Herrero Ruiz et al. This is an open-access article distributed under the terms of the Creative Commons
Attribution-NonCommercial License (BY-NC-4.0), https://creativecommons.org/licenses/by-nc/4.0/, which permits unrestricted
noncommercial use, distribution, and reproduction in any medium, provided the original authors and source are credited.
Funding: None.
Competing interests: None.
Authorship: All authors have contributed significantly to this publication.
Corresponding author: Sara Pilar Herrero Ruiz, MD, Department of Dermatology, Hospital Universitario de Fuenlabrada, 2 Molino Street,
Fuenlabrada, Madrid, Spain 28942. E-mail: sarapilar.herrero@salud.madrid.org




Case presentation                                                        features in this phenomenon have been reported as the pig-
                                                                         mented pattern - reticular and/or globular - encircled by
A 34-year-old male with a personal history of atopic ec-                 dotted vessels associated with crust, without changes in the
zema attended his annual digital dermoscopic control with                dermoscopic features of the involved melanocytic lesions [2].
a three-week flare-up of atopic dermatitis. On examination,              However, in our patient the dermoscopic changes affected
he had scaly erythematous and eczematous plaques at the                  all the surface of the nevi and not all of them had clinical
back and the flanks. Comparing the dermoscopic images we                 eczema. These changes are not consistent with previous de-
observed a global attenuation of the reticular pattern, even             scriptions of the Meyerson nevi.
close to disappearance in some areas, and a pink-reddish col-                 It is known that in the reticular pattern, the pigmented
oration background in several nevi (Figure 1). We appreci-               lines correlate with the inter-papillar ridges and the holes of
ated these changes in nevi located in areas affected with the            the network correspond to the dermal papillae. Thus, these
atopic dermatitis flare-up but also in nevi in healthy skin.             dermoscopic findings may be explained by the histopatho-
                                                                         logic changes found in atopic dermatitis. Acute lesions of

Teaching point                                                           dermatitis show epidermal spongiosis and a perivascular in-
                                                                         filtrate around vessels in the papillary dermis. These changes
The Meyerson phenomenon consists of an eczematous halo                   may be responsible for the attenuation of the reticular pat-
surrounding a melanocytic lesion [1]. The dermoscopic                    tern and the pink-reddish background coloration.




Image Letter | Dermatol Pract Concept. 2022;12(4):e2022226                                                                             1
              Figure 1. Three examples of the dermoscopic findings in nevi before (A, C, E) and during (B, D, F) the
              atopic dermatitis episode.




References                                                          2. Oliveira A, Arzberger E, Massone C, Fink-Puches R, ­Zalaudek
                                                                       I, Hofmann-Wellenhof R. Dermoscopy, reflectance confo-
1. Panagou E, Heelan K. Meyerson Nevus. J Cutan Med Surg.              cal microscopy and immunohistochemical analysis in mela-
   2018;22(1):84. DOI: 10.1177/1203475417721426. PMID:                 nocytic lesions with Meyerson’s phenomenon. Dermatology.
   29309239.                                                           2014;229(4):297-305. DOI: 10.1159/000365657. PMID:
                                                                       25472722.




2                                                                         Image Letter | Dermatol Pract Concept. 2022;12(4):e2022226
