Update on Cutaneous Signs to Assist in the Diagnosis of Dermatomyositis

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Patel, B., N. Khan A V.P. Werth. Applicability of EULAR/ACR classification criteria for dermatomyositis to amyopathic disease. J Am Acad Dermatol [Online]. 2018, 79(1), 77–83.E1. https://doi.org/10.1016/J.Jaad.2017.12.055. Important work because not only it presents updated myositis classification criteria, but it also includes clinically amyopathic patients within the DM umbrella.

Sontheimer, Richard D. Dermatomyositis: an overview of recent progress with emphasis on dermatologic aspects. Dermatol Clin [Online]. 2002, 20(3), 387–408. I https://doi.org/10.1016/S0733-8635(02)00021-9

Concha, J. S. S., S. Pena, R. G. Gaffney, B. Patel, M. Tarazi, C. J. Kushner, J. F. Merola, D. Fiorentino, J. P. Dutz, M. Goodfield, F. Nyberg, B. Volc-Platzer, M. Fujimoto, C. C. Ang A V. P. Werth. Developing classification criteria for skin-predominant dermatomyositis: the Delphi process. Br J Dermatol [Online]. 2020, 182(2), 410–417. https://doi.org/10.1111/Bjd.18096. A new initiative to develop evidence-based classification criteria to distinguish the rash of DM from other mimickers.

Inoue, Michio, Jantima Tanboon, Shinya Hirakawa, Hirofumi Komaki, Takeshi Fukushima, Hiroyuki Awano, Takashi Tajima, Kenji Yamazaki, Ryutaro Hayashi, Tatsuo Mori, Kazumoto Shibuya, Takahiko Yamanoi, Hajime Yoshimura, Tomohiro Ogawa, Atsushi Katayama, Fuminobu Sugai, Yoichi Nakayama, Satoko Yamaguchi, Shinichiro Hayashi, Satoru Noguchi, Hisateru Tachimori, Naoko Okiyama, Manabu Fujimoto A Ichizo Nishino. Association of dermatomyositis sine dermatitis with anti-nuclear matrix protein 2 autoantibodies. JAMA Neurol [Online]. 2020, 77(7), 872–877. https://doi.org/10.1001/Jamaneurol.2020.0673. One of the first studies to define the presence of DM patients who do not have obvious cutaneous findings and their association with anti-NXP2 antibodies.

Shenavandeh, Saeedeh, Shaghayegh Habibi, Yasamin Habibi A Mohammadali Nazarinia. Mechanic hands: clinical and capillaroscopy manifestations of patients with connective tissue diseases presented with and without mechanic hands. Clin Rheumatol [Online]. 2019, 38(9), 2309–2318. https://doi.org/10.1007/S10067-018-04422-Z

Monfort, Jean-Benoît, François Chasset, Annick Barbaud, Camille Frances A Patricia Senet. Nailfold capillaroscopy findings in cutaneous lupus erythematosus patients with or without digital lesions and comparison with dermatomyositis patients: a prospective study. Lupus [Online]. 2021, 30(8), 1207–1213 [Vid. 2021–09–27]. https://doi.org/10.1177/09612033211010329

Pavlov-Dolijanovic, S., N.S. Damjanov, N.Z.V. Stupar, G.L. Radunovic, R.M. Stojanovic A D. Babic. Late appearance and exacerbation of primary Raynaud’s phenomenon attacks can predict future development of connective tissue disease: a retrospective chart review of 3,035 patients. Rheumatol Int [Online]. 2013, 33(4), 921–926. https://doi.org/10.1007/S00296-012-2484-3

Manfredi, A., M. Sebastiani, G. Cassone, N. Pipitone, D. Giuggioli, M. Colaci, C. Salvarani A C. Ferri. Nailfold capillaroscopic changes in dermatomyositis and polymyositis. Clin Rheumatol [Online]. 2015, 34(2), 279–284. https://doi.org/10.1007/S10067-014-2795-8

Bertolazzi, Chiara, Maurizio Cutolo, Vanessa Smith A Marwin Gutierrez. State of the art on nailfold capillaroscopy in dermatomyositis and polymyositis. Semin Arthritis Rheum [Online]. 2017, 47(3), 432–444. https://doi.org/10.1016/J.Semarthrit.2017.06.001

Miossi, R., F.H.C. De Souza A S.K. Shinjo. Nailfold capillary changes in adult new-onset dermatomyositis: a prospective cross-sectional study. Clin Rheumatol [Online]. 2019, 38(9), 2319–2326. https://doi.org/10.1007/S10067-019-04537-X

Kubo, Satoshi, Yasuyuki Todoroki, Shingo Nakayamada, Kazuhisa Nakano, Minoru Satoh, Aya Nawata, Yurie Satoh, Ippei Miyagawa, Kazuyoshi Saito, Vanessa Smith, Maurizio Cutolo A Yoshiya Tanaka. Significance of nailfold videocapillaroscopy in patients with idiopathic inflammatory myopathies. Rheumatol (Oxford, England) [Online]. 2019, 58(1), 120–130. https://doi.org/10.1093/Rheumatology/Key257

Wakura, Reiko, Shogo Matsuda, Takuya Kotani, Takeshi Shoda A Tohru Takeuchi. The comparison of nailfold videocapillaroscopy findings between anti-melanoma differentiation-associated gene 5 antibody and anti-aminoacyl t-RNA synthetase antibody in patients with dermatomyositis complicated by interstitial lung disease. Sci Rep[Online]. 2020, 10(1), 15692. https://doi.org/10.1038/S41598-020-72752-7

Jasso-Olivares, Julio C., Antonella Tosti, Mariya Miteva, Judith Domínguez-Cherit A José M. Díaz-González. Clinical and dermoscopic features of the scalp in 31 patients with dermatomyositis. Skin Appendage Disord [Online]. 2017, 3(3), 119–124. https://doi.org/10.1159/000464469

Jasso-Olivares, Julio, José Manuel Diaz-Gonzalez A Mariya Miteva. Horizontal and vertical sections of scalp biopsy specimens from dermatomyositis patients with scalp involvement. J Am Acad Dermatol [Online]. 2018, 78(6), 1178–1184 [Vid. 2021–09–30]. https://doi.org/10.1016/J.Jaad.2018.01.031

Chavez-Alvarez, S., Y. Suro-Santos, A. Villarreal-Martinez, M.E. Herz-Ruelas, D.A. Galarza-Delgado, I.J. Hernandez-Galarza, M. Gomez-Flores, O.T. Vazquez-Martinez A J. Ocampo-Candiani. The sunburn sign and the suntan sign—two novel findings in Hispanic patients with dermatomyositis. J Eur Acad Dermatol Venereol [Online]. 2021, 35(1), E88–E89. https://doi.org/10.1111/Jdv.16826

Martinez-Rico, Jessica Carolina, Giselle Rodriguez-Tamez, Maira Elizabeth Herz-Ruelas, Jesus Alberto Cardenas-De La Garza, Ivan De Jesus Hernandes-Galarza, Jorge Ocampo-Candiani A Sonia Chavez-Alvarez. Suntan sign as a clinical diagnostic key in dermatomyositis. Rheumatol [Online]. 2021, 60(10), 4947–4948 [Vid. 2021–10–05]. https://doi.org/10.1093/Rheumatology/Keab068

Van Rhijn, B. D., S. Van Ruth a D. M. W. Balak. Deck-chair sign: unreserved. Clin Exp Dermatol  [Online]. 2021, 46(3), 560–561. https://doi.org/10.1111/Ced.14457

Wernham, A. G. H., G. A. Fremlin, S. D. Orpin A A. Salim. Physician, beware! The deckchair sign can be seen in dermatomyositis. Clin Exp Dermatol  [Online]. 2016, 41(8), 919–920 [Vid. 2021–10–05]. https://doi.org/10.1111/Ced.12948

Madsen, S., K. Ferenczi A J. Lu. The “deck-chair sign” as an early diagnostic clue in dermatomyositis. Int J Dermatol  [Online]. 2021, 60(9), E367–E368. https://doi.org/10.1111/Ijd.15491

Shima, Kaori, Saeko Nakajima, Shunya Usui, Kosaku Murakami A Kenji Kabashima. Unique cutaneous features in a case of anti-nuclear matrix protein 2 antibody positive-dermatomyositis. J Dermatol  [Online]. 2021, 48(9), E468–E469. https://doi.org/10.1111/1346-8138.16020

Inoue, S., N. Okiyama, M. Shobo, S. Motegi, H. Hirano, Y. Nakagawa, A. Saito, Y. Nakamura, Y. Ishitsuka, Y. Fujisawa, R. Watanabe A M. Fujimoto. Diffuse erythema with ‘angel wings’ sign in Japanese patients with anti-small ubiquitin-like modifier activating enzyme antibody-associated dermatomyositis. Br J Dermatol  [Online]. 2018, 179(6), 1414–1415 [Vid. 2021–10–04]. https://doi.org/10.1111/Bjd.17026

Fujimoto, Manabu, Yasuhito Hamaguchi, Kenzo Kaji, Takashi Matsushita, Yuki Ichimura, Masanari Kodera, Naoko Ishiguro, Ikuko Ueda-Hayakawa, Yoshihide Asano, Fumihide Ogawa, Keita Fujikawa, Takuya Miyagi, Eriko Mabuchi, Kenji Hirose, Narihiro Akimoto, Naohito Hatta, Kiyohiro Tsutsui, Akira Higashi, Atsuyuki Igarashi, Mariko Seishima, Minoru Hasegawa A Kazuhiko Takehara. Myositis-specific anti-155/140 autoantibodies target transcription intermediary factor 1 family proteins. Arthritis Rheum[Online]. 2012, 64(2), 513–522. https://doi.org/10.1002/Art.33403

Fiorentino, David F., Karen Kuo, Lorinda Chung, Lisa Zaba, Shufeng Li A Livia Casciola-Rosen. Distinctive cutaneous and systemic features associated with antitranscriptional intermediary factor-1γ antibodies in adults with dermatomyositis. J Am Acad Dermatol  [Online]. 2015, 72(3), 449–455 [Vid. 2021–10–04]. https://doi.org/10.1016/J.Jaad.2014.12.009

Fiorentino, David F., Karen Kuo, Lorinda Chung, Lisa Zaba, Shufeng Li A Livia Casciola-Rosen. Distinctive cutaneous and systemic features associated with antitranscriptional intermediary factor-1γ antibodies in adults with dermatomyositis. J Am Acad Dermatol [Online]. 2015, 72(3), 449–455. https://doi.org/10.1016/J.Jaad.2014.12.009

Parkes, Joanna E., Simon Rothwell, Alexander Oldroyd, Hector Chinoy A Janine A. Lamb. Genetic background may contribute to the latitude-dependent prevalence of dermatomyositis and anti-TIF1-γ autoantibodies in adult patients with myositis. Arthritis Res Ther[Online]. 2018, 20(1), 117. https://doi.org/10.1186/S13075-018-1617-9

Franciosi, Ellen, Kaitlin Blankenship, Laura Houk A Mehdi Rashighi. Ovoid palatal patch: a clue to anti-Tif1γ dermatomyositis. BMJ Case Rep. 2020, 13(4). https://doi.org/10.1136/Bcr-2019-234111

Cho, Sung Kyung, Elizabeth Messenger A David Franklin Fiorentino. Distinct purpuric lesions in patients with dermatomyositis. JAAD Case Rep[Online]. 2021, 13, 94–96. https://doi.org/10.1016/J.Jdcr.2021.05.006

Fiorentino, David, Lorinda Chung, Jeff Zwerner, Antony Rosen A Livia Casciola-Rosen. The mucocutaneous and systemic phenotype of dermatomyositis patients with antibodies to MDA5 (Cadm-140): a retrospective study. J Am Acad Dermatol  [Online]. 2011, 65(1), 25–34. https://doi.org/10.1016/J.Jaad.2010.09.016

Ogawa-Momohara, Mariko, Fumie Kinoshita, Yoshinao Muro, Yumiko Kobayashi, Takuya Takeichi A Masashi Akiyama. Autoantibody profiles in patients’ sera associated with distribution patterns of dermatomyositis skin symptoms. J Am Acad Dermatol  [Online]. 2021, 84(6), 1720–1722 [Vid. 2021–10–14]. https://doi.org/10.1016/J.Jaad.2020.07.131. Interesting work using cluster analysis to define groups of DM based on the distribution of skin findings and their association with autoantibodies.

Barrientos, N., J.J. Sicilia, M.J. Moreno De Vega A J.D. Dominguez. Dermatomiositis Anti-MDA-5 Positivas. Descripción De Clínica Cutánea Y Sistémica a Propósito De Dos Casos. Actas Dermo-Sifiliográficas  [Online]. 2018, 109(2), 188–190 [Vid. 2021–10–01]. https://doi.org/10.1016/J.Ad.2017.05.017

Kurtzman, Drew J. B. A Ruth Ann Vleugels. Anti-melanoma differentiation-associated gene 5 (MDA5) dermatomyositis: a concise review with an emphasis on distinctive clinical features. J Am Acad Dermatol  [Online]. 2018, 78(4), 776–785. https://doi.org/10.1016/J.Jaad.2017.12.010

Allenbach, Yves, Yurdagul Uzunhan, Ségolène Toquet, Gaëlle Leroux, Laure Gallay, Alicia Marquet, Alain Meyer, Constance Guillaud, Nicolas Limal, Frédéric Gagnadoux, Baptiste Hervier, Raphaël Borie, Christophe Deligny, Benjamin Terrier, Alice Berezne, Sylvain Audia, Nicolas Champtiaux, Hervé Devilliers, Nicol Voermans, Elizabeth Diot, Amélie Servettaz, Thierry Marhadour, Vincent Castelain, Sébastien Humbert, Claire Blanchard-Delaunay, Nathalie Tieulie, Pierre Charles, Magdalena Gerin, Arsène Mekinian, Pascaline Priou, Jean Claude Meurice, Abdellatif Tazi, Vincent Cottin, Makoto Miyara, Benjamin Grange, Dominique Israël-Biet, Sophie Phin-Huynh, Camille Bron, Luc De Saint Martin, Nicole Fabien, Kubéraka Mariampillai, Hilario Nunes A Olivier Benveniste. Different phenotypes in dermatomyositis associated with anti-MDA5 antibody: study of 121 cases. Neurol  [Online]. 2020, 95(1), E70–E78. https://doi.org/10.1212/Wnl.0000000000009727. A large study using clinical, imaging, and laboratory features to show that MDA5+ patients comprise a distinct subgroup of patients with high mortality that can largely be defined by cutaneous features.

Huang, Kun, Ophir Vinik, Kam Shojania, James Yeung, Rachel Shupak, Michael Nimmo A J. Antonio Avina-Zubieta. Clinical spectrum and therapeutics in Canadian patients with anti-melanoma differentiation-associated gene 5 (MDA5)-positive dermatomyositis: a case-based review. Rheumatol Int  [Online]. 2019, 39(11), 1971–1981. https://doi.org/10.1007/S00296-019-04398-2

Li, J., Y. Liu, Y. Li, F. Li, K. Wang, W. Pan A D. Meng. Associations between anti-melanoma differentiation-associated gene 5 antibody and demographics, clinical characteristics and laboratory results of patients with dermatomyositis: a systematic meta-analysis. J Dermatol  [Online]. 2018, 45(1), 46–52. https://doi.org/10.1111/1346-8138.14092

Narang, Neera S., Livia Casciola-Rosen, Shufeng Li, Lorinda Chung A David F. Fiorentino. Cutaneous ulceration in dermatomyositis: association with anti-melanoma differentiation-associated gene 5 antibodies and interstitial lung disease. Arthritis Care Res  [Online]. 2015, 67(5), 667–672. https://doi.org/10.1002/Acr.22498

Hamaguchi, Yasuhito, Masataka Kuwana, Kana Hoshino, Minoru Hasegawa, Kenzo Kaji, Takashi Matsushita, Kazuhiro Komura, Motonobu Nakamura, Masanari Kodera, Norihiro Suga, Akira Higashi, Koji Ogusu, Kiyohiro Tsutsui, Akira Furusaki, Hiroshi Tanabe, Shunsuke Sasaoka, Yoshinao Muro, Mika Yoshikawa, Naoko Ishiguro, Masahiro Ayano, Eiji Muroi, Keita Fujikawa, Yukihiro Umeda, Masaaki Kawase, Eriko Mabuchi, Yoshihide Asano, Kinuyo Sodemoto, Mariko Seishima, Hidehiro Yamada, Shinichi Sato, Kazuhiko Takehara A Manabu Fujimoto. Clinical correlations with dermatomyositis-specific autoantibodies in adult Japanese patients with dermatomyositis: a multicenter cross-sectional study. Arch Dermatol  [Online]. 2011, 147(4), 391–398. https://doi.org/10.1001/Archdermatol.2011.52

Ward, Ian, Paul Hiles, Ramon Arroyo, Walter Downs A David Bell. Digital pulp ulcerations and inverse Gottron papules in melanoma differentiation-associated gene 5-related dermatomyositis. J Clin Rheumatol: Practical Reports on Rheumatic & Musculoskeletal Diseases  [Online]. 2016, 22(5), 274–275. https://doi.org/10.1097/Rhu.0000000000000377

Tansley, Sarah L., Zoe E. Betteridge, Harsha Gunawardena, Thomas S. Jacques, Catherine M. Owens, Clarissa Pilkington, Katie Arnold, Shireena Yasin, Elena Moraitis, Lucy R. Wedderburn A Neil J. Mchugh. Anti-MDA5 autoantibodies in juvenile dermatomyositis identify a distinct clinical phenotype: a prospective cohort study. Arthritis Res Ther  [Online]. 2014, 16(4), R138. https://doi.org/10.1186/Ar4600

Moghadam-Kia, Siamak, Chester V. Oddis, Shinji Sato, Masataka Kuwana A Rohit Aggarwal. Antimelanoma differentiation-associated gene 5 antibody: expanding the clinical spectrum in North American patients with dermatomyositis. J Rheumatol  [Online]. 2017, 44(3), 319–325. https://doi.org/10.3899/Jrheum.160682

Xu, Y., C. S. Yang, Y. J. Li, X. D. Liu, J. N. Wang, Q. Zhao, W. G. Xiao A P. T. Yang. Predictive factors of rapidly progressive-interstitial lung disease in patients with clinically amyopathic dermatomyositis. Clin Rheumatol  [Online]. 2016, 35(1), 113–116. https://doi.org/10.1007/S10067-015-3139-Z

Cao, Hua, Qunli Xia, Meng Pan, Xiaoqing Zhao, Xia Li, Ruofei Shi, Min Zhou, Xiaoyi Ding, Masataka Kuwana A Jie Zheng. Gottron papules and Gottron sign with ulceration: a distinctive cutaneous feature in a subset of patients with classic dermatomyositis and clinically amyopathic dermatomyositis. J Rheumatol  [Online]. 2016, 43(9), 1735–1742. https://doi.org/10.3899/Jrheum.160024

Nagashima, Takao, Jun Nakamura, Masahiro Iwamoto A Seiji Minota. Deep cutaneous ulcers in dermatomyositis. Intern Med  [Online]. 2017, 56(13), 1749–1750 [Vid. 2021–09–29]. https://doi.org/10.2169/Internalmedicine.56.8343

Chen, Cuihong, Yulan Chen, Qin Huang, Qiu Hu A Xiaoping Hong. Case report: rapidly progressive interstitial lung disease in a pregnant patient with anti-melanoma differentiation-associated gene 5 antibody-positive dermatomyositis. Front Immunol  [Online]. 2021, 12, 625495. https://doi.org/10.3389/Fimmu.2021.625495

Wongjirattikarn, R., S. Chaowattanapanit, C. Choonhakarn, A. So-Ngern, A. Mahakkanukrauh A C. Foocharoen. Acral cutaneous ulcerations and livedo reticularis with rapidly progressive interstitial lung disease in anti-MDA5 antibody-positive classical dermatomyositis. Case Rep Dermatol  [Online]. 2020, 12(1), 57–63. https://doi.org/10.1159/000506668

Charrow, Alexandra A Ruth Ann Vleugels. Cutaneous ulcerations in anti-MDA5 dermatomyositis. N Engl J Med  [Online]. 2019, 381(5), 465–465 [Vid. 2021–10–03]. https://doi.org/10.1056/Nejmicm1816147

Lu, Jinghao, Chaofan Liu, Xing Zhou, Jiaxuan Tang, Shiying Liu, Min Tang, Ming Li A Lubing Zhu. Palmar erythema and palmar papules as predictors for dermatomyositis-related acute/subacute interstitial lung disease: a retrospective study. Rheumatol  [Online]. 2021, Keab177 [Vid. 2021–10–20]. https://doi.org/10.1093/Rheumatology/Keab177. A large study showing that palmar papules/erythema predict rapidly progressive ILD in DM. Demonstrates the utility of cutaneous examination alone for prognostication.

Jain, S A A Sharma. Inverse Gottron’s sign in anti-MDA5 antibody-associated dermatomyositis. Rheumatol  [Online]. 2020, 59(10), 3013–3013. https://doi.org/10.1093/Rheumatology/Keaa108

Irie, K., N. Matsumura, M. Hoshi A T. Yamamoto. Inverse Gottron’s papules in patients with dermatomyositis: an underrecognized but important sign for interstitial lung disease. Intern J Dermatol  [Online]. 2021, 60(2), E62–E65. https://doi.org/10.1111/Ijd.15204

Ishizuka, Kosuke, Kiyoshi Shikino A Masatomi Ikusaka. Anti-melanoma differentiation-associated gene 5 dermatomyositis with inverse Gottron’s sign. J Gen Intern Med[Online]. 2021, 36(6), 1784–1785. https://doi.org/10.1007/S11606-021-06748-Y

Lee, Hui Jean, Andrew Feng A Nai Chien Huan. Inverse Gottron’s sign in a patient with anti-MDA5 associated dermatomyositis with rapidly progressive interstitial lung disease. Am J Med Sci  [Online]. 2021, 362(4), E35 [Vid. 2021–10–01]. https://doi.org/10.1016/J.Amjms.2021.02.008

Lam, Stacey C. A Hunter K. L. Yuen. Unilateral eyelid swelling as a sign of antimelanoma differentiation–associated gene 5 (anti-MDA5)-antibody–positive dermatomyositis. Ophthalmic Plast Reconstr Surg[Online]. 2018, 34(6), E209–E211 [Vid. 2021–10–03]. https://doi.org/10.1097/Iop.0000000000001258

Kusano, Misaki, Miyuki Yamamoto A Toshiyuki Yamamoto. Unilateral heliotrope rash and inverse Gottron’s sign in a patient with clinically amyopathic dermatomyositis and a positive anti-MDA5 antibody. Int J Dermatol [Online]. 2021, 60(9), E370–E372. https://doi.org/10.1111/Ijd.15505

Kume, Miki, Noriko Arase, Naoko Okiyama, Hanako Koguchi-Yoshioka, Tomomi Tada, Hiroko Saruban A Manabu Fujimoto. Unilateral heliotrope rash: a warning sign for anti-melanoma differentiation-associated gene 5 antibody-positive dermatomyositis. Rheumatol (Oxford, England)  [Online]. 2021, 60(4), E134–E135. https://doi.org/10.1093/Rheumatology/Keaa574

Intapiboon, Porntip A Boonjing Siripaitoon. Erythematous auricular papules in the fatal cases of anti-MDA5 antibody-positive interstitial lung disease. Resp Med Case Rep  [Online]. 2020, 31, 101299 [Vid. 2021–10–20]. https://doi.org/10.1016/J.Rmcr.2020.101299

Okiyama, N., S. Inoue, A. Saito, Y. Nakamura, Y. Ishitsuka, Y. Fujisawa, R. Watanabe A M. Fujimoto. Antihelix/helix violaceous macules in Japanese patients with anti-melanoma differentiation-associated protein 5 (MDA5) antibody-associated dermatomyositis. Br J Dermatol  [Online]. 2019, 180(5), 1226–1227. https://doi.org/10.1111/Bjd.17431.

Motegi, Sei-Ichiro, Akiko Sekiguchi, Sayaka Toki, Chikako Kishi, Yukie Endo, Masahito Yasuda, Hidekazu Ikeuchi, Toru Sakairi, Kenichiro Hara, Koichi Yamaguchi, Toshitaka Maeno, Keiju Hiromura A Osamu Ishikawa. Clinical features and poor prognostic factors of anti-melanoma differentiation-associated gene 5 antibody-positive dermatomyositis with rapid progressive interstitial lung disease. Eur J Dermatol  [Online]. 2019, 29(5), 511–517. https://doi.org/10.1684/Ejd.2019.3634

Dos Passos Carvalho, Maria Isabel Cardoso A Samuel Katsuyuki Shinjo. Frequency and clinical relevance of anti-Mi-2 autoantibody in adult Brazilian patients with dermatomyositis. Adv Rheumatol (London, England)  [Online]. 2019, 59(1), 27. https://doi.org/10.1186/S42358-019-0071-Y

Monseau, Grégoire, Océane Landon-Cardinal, Werner Stenzel, Yoland Schoindre, Kubéraka Mariampillai, Stéphane Barete, Clothilde Martel, Agathe Masseau, Alain Meyer, Benjamin Terrier, Sarah Guégan, Laurence Verneuil, Sylvain Audia, Cristian Bulai Livideanu, Eric Hachulla, Jean-Emmanuel Kahn, Guillaume Lefevre, François Maurier, Guillaume Moulis, Thomas Papo, Antoine Dossier, Vincent Descamps, Emmanuelle Salort-Campana, Marie-Aleth Richard, Emmanuel Bergot, Laurent Mortier, Nathalie Costedoat-Chalumeau, Séverine Genot, Florian Perez, Anne-Marie Piette, Maxime Samson, Nicolas Schleinitz, Thierry Zénone, Marie Lacoste, Hubert De Boysson, Serge Madaule, Aude Rigolet, Nicolas Champtiaux, Baptiste Hervier, Anne-Marie Bouvier, Valérie Jooste, Sarah Léonard-Louis, Thierry Maisonobe, Achille Aouba, Olivier Benveniste, Boris Bienvenu A Yves Allenbach. Systematic retrospective study of 64 patients with anti-Mi2 dermatomyositis: a classic skin rash with a necrotizing myositis and high risk of malignancy. J Am Acad Dermatol  [Online]. 2020, 83(6), 1759–1763. https://doi.org/10.1016/J.Jaad.2020.03.058

Okada, Satoshi, Elizabeth Weatherhead, Ira N. Targoff, Robert Wesley A Frederick W. Miller. Global surface ultraviolet radiation intensity may modulate the clinical and immunologic expression of autoimmune muscle disease. Arthritis Rheum  [Online]. 2003, 48(8), 2285–2293. https://doi.org/10.1002/Art.11090

Aguilar-Vazquez, Andrea, Efrain Chavarria-Avila, Oscar Pizano-Martinez, Alejandra Ramos-Hernandez, Lilia Andrade-Ortega, Edy-David Rubio-Arellano A Monica Vazquez-Del Mercado. Geographical latitude remains as an important factor for the prevalence of some myositis autoantibodies: a systematic review. Front Immunol  [Online]. 2021, 12, 672008. https://doi.org/10.3389/Fimmu.2021.672008

Cruellas, Marcela Gran Pina, Vilma Dos Santos Trindade Viana, Maurício Levy-Neto, Fernando Henrique Carlos De Souza A Samuel Katsuyuki Shinjo. Myositis-specific and myositis-associated autoantibody profiles and their clinical associations in a large series of patients with polymyositis and dermatomyositis. Clinics (Sao Paulo, Brazil) [Online]. 2013, 68(7), 909–914. https://doi.org/10.6061/Clinics/2013(07)04

Tansley, Sarah L., Zoe E. Betteridge, Gavin Shaddick, Harsha Gunawardena, Katie Arnold, Lucy R. Wedderburn A Neil J. Mchugh. Calcinosis in juvenile dermatomyositis is influenced by both anti-NXP2 autoantibody status and age at disease onset. Rheumatol (Oxford, England)  [Online]. 2014, 53(12), 2204–2208. https://doi.org/10.1093/Rheumatology/Keu259

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Ichimura, Yuki, Risa Konishi, Miwako Shobo, Sae Inoue, Mari Okune, Akemi Maeda, Ryota Tanaka, Noriko Kubota, Isao Matsumoto, Akiko Ishii, Akira Tamaoka, Asami Shimbo, Masaaki Mori, Tomohiro Morio, Takayuki Kishi, Takako Miyamae, Jantima Tanboon, Michio Inoue, Ichizo Nishino, Manabu Fujimoto, Toshifumi Nomura A Naoko Okiyama. Anti-nuclear matrix protein 2 antibody-positive inflammatory myopathies represent extensive myositis without dermatomyositis-specific rash. Rheumatol  [Online]. 2021, Keab518 [Vid. 2021–10–03]. https://doi.org/10.1093/Rheumatology/Keab518

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