Quiz

All Items

• A 10-year-old Girl with a Melon Seed-like Nail on her Index Finger: A Quiz

  Zhe Wu, Chenglong Wu, Kaili Zhou, Qiufang Qian

  adv18632

• A 20-year-old Woman with a Red Nodule on Her Right Knee: A Quiz

  Jingwei Zhou, Chen Hua, Hongrui Chen, Yuxi Chen, Xiaoxi Lin

  adv35391

• A 3-month-old Infant with Mottled Hypo- and Hyper-pigmented Patches on the Extremities: A Quiz

  Suyeon Kim, Dae-Hyun Jang, Hei Sung Kim

  adv26091

• A 71-year-old Woman with CREST Syndrome and Multiple Waxy Facial Papules and Plaques: A Quiz

  Nidia Planella-Fontanillas, David Pesqué, Laura Parra-Navarro, Ramon M. Pujol

  adv40419

• A Child with a Congenital Aplasia of the Scalp: A Quiz

  Louis Dours, Médéric Jeanne, Maya Srour, Sophie Leducq

  adv39948

• A Child with a Lump in the Neck: A Quiz

  Dirk van Gysel, Sherief R. Janmohamed, Hanne Locy, Daniel Hohl, Katleen De Smedt

  adv18485

• A Child with Hoarseness and Recurrent Cheek Erosions: A Quiz

  Deyu Song, Sheng Wang

  adv31737

• A Cornflake-like Dermatitis: A Quiz

  Marwa Thabouti, Nadia Ghariani Fetoui, Badreddine Sriha, Colandane Belajouza, Mohamed Denguezli

  adv00894

• A Five-year-old Boy with a Thin Black Band on his Toenail: A Quiz

  Bei Li, Lin Ma, Ya-Bin Zhou

  adv5576

• A Light-red Nodule on the Jaw: A Quiz

  Aya Nakagawa, Kazunari Sugita

  adv00873

• A Middle-aged Man with Diffuse Red Papule: A Quiz

  Lingling Zhang, Yangyang Ma, Wenting Hu

  adv35386

• A Solitary Pinkish Nodule on the Abdomen: A Quiz

  Roberto Russo, Emanuele Cozzani, Federica D'Agostino, Antonio Guadagno, Aurora Parodi

  adv18458

• A Woman with Red Edematous Erythema of the Face: A Quiz

  Hong-yang Zhang, Zheng-xiu Li

  adv40766

• A Young Girl with Diffuse White Papules: A Quiz

  Jianfeng Guo, Junzhu Xu, Zehu Liu, Laigui Lai

  adv40894

• An Asymptomatic Brown Plaque on the Face: A Quiz

  Daoning Zhang, Pingping Lin, Hang Li

  adv40377

• An Indolent Forearm Plaque: A Quiz

  Claire Soursou, Maxime Battistella, Edouard Begon, Clémence Mauppin

  adv34883

• Annular Erythema on the Right Breast: A Quiz

  Zhuoyu Jiang, Jianchi Ma, Zhenrui Shi

  adv41176

• Atypical Dermatitis of the Hand: A Quiz

  Giorgio Alberto Oddenino, Emanuele C. Cozzani, Niccolò Capurro, Aurora Parodi

  adv00828

• Bilateral Symmetrical Nodules on the Thumbs in a Female Patient: A Quiz

  TungChun Lee, YiKe Huang, Juan Wang, Zhimiao Lin

  adv11143

• Blistering Papulosquamous Erythema with Arthralgia: A Quiz

  Yukiho Kurosaki, Yosuke Ishitsuka, Yasuhiro Kato, Noriko Arase, Manabu Fujimoto

  adv00690

• Blue-brownish Nodule in the Umbilical Area: A Quiz

  Piotr K. Krajewski, Jacek C. Szepietowski

  adv18368

• Brownish Finger-like Patches on the Flanks: A Quiz

  Ilaria Trave, Andrea Muracchioli, Emanuele Cozzani, Antonio Guadagno, Aurora Parodi

  adv9428

• Chronic Upper Eyelid Oedema in a Young Boy: A Quiz

  Jurand Domański, Piotr K. Krajewski, Wojciech Baran, Jacek C. Szepietowski

  adv00615

• Coexistence of Vitiligo and Hyperpigmentation: A Quiz

  Laure Lemarcq, Maarten De Vis, Sophie Deweer, Jan Gutermuth, Brigitte Velkeniers

  adv35429

• Disseminated Ulcerated Nodules: A Quiz

  Zhen-Zhen Wang, Hai-Qin Jiang, Hong-Sheng Wang

  adv00622

• Dystrophy and Yellowish Discolouration of a Finger-nail in a 22-month-old Infant: A Quiz

  Gi Ung Ha, Yong Hyun Jang, Jun Young Kim

  adv00778

• Effectiveness and Predictive Factors of Response to Tofacitinib Therapy in 125 Patients with Alopecia Areata: A Single-centre Real-world Retrospective Study

  Jundong Huang, Pei Qian, Yan Tang, Ji Li, Fangfen Liu, Wei Shi

  adv12425

• Erythema and Blisters in a Patient with Psoriasis: A Quiz

  Jia Tao, Wenlong Hu, Xudong Mu, Hong Ren, Renqiong Chen

  adv40669

• Erythematous Plaque with Crusting on the Lower Leg: A Quiz

  Kei Hayashi, Shin Iinuma, Akemi Ishida-Yamamoto

  adv00877

• Erythematous Tumour Above the Right Clavicula: A Quiz

  Nicole Albuscheit, David Kluwig, Claudio Cacchi, Myriam Ohler, Amir Sadegh Yazdi

  adv00682

• Facial Papules and Renal Carcinoma: A Quiz

  Niccolò Capurro, Silva Riva, Mattia Fabio Molle, Emanuele Cozzani, Antonio Guadagno, Aurora Parodi

  adv00824

• Fragmented Facial Flushing: A Quiz

  Alexis B. Lyons, Mardeen S. Karim, Tasneem F. Mohammad

  adv40665

• History of Repeated Bleeding from Intact Skin and Mucous Membranes: A Quiz

  Saskia B. Wortmann, Tobias Welponer, Martin Laimer

  adv00592

• Hyper- and Hypo-pigmented Small Macules on Face, Neck and Extremities: A Quiz

  Jing Zhang, Yuhsien Lai, Zhenrui Shi

  adv00848

• Hyperpigmentation in an Elderly Patient with Atopic Dermatitis: A Quiz

  Zhe Wu, Wenqing Zhang, Chenglong Wu, Kaili Zhou, Zhirong Yao

  adv13351

• Juvenile-onset Skin Fragility with Acral Blistering: A Quiz

  Kaan Yilmaz, Miriam Linke, Marthe-Lisa Schaarschmidt

  adv19456

• Lesion of the Anal Margin in a Young Child: A Quiz

  Claire Le Helloco, Annabel Maruani, Anne Le Touze, Denis Herbreteau, Sophie Leducq

  adv00696

• Life-long Skin Eruptions along Blaschko’s Lines in a 27-year-old Woman: A Quiz

  Takahiro Hamada, Kwesi Teye, Eri Katayama, Miyuki Kawamura, Hiroshi Koga, Norito Ishii, Takekuni Nakama

  adv00610

• Linear Hyperkeratotic Papules and Comedo-like Plugs on the Extremities: A Quiz

  Tian Chen, Dong-Lai Ma

  adv00492

• Livedoid Pattern in the Abdomen of a Patient with Myelofibrosis: A Quiz

  Diego Soto-García, Gonzalo Peón, Carlos Álvarez, Carmen Couselo-Rodríguez, Ángelez Flórez

  adv00623

• Multiple Annular Eruptions in a Patient with Sjögren’s Syndrome: A Quiz

  Junichi Kaisho, Gyohei Egawa, Yo Kaku, Kenji Kabashima

  adv00227

• Multiple Disseminated Pink Papules in Patient with Myelodysplastic Syndrome: A Quiz

  Edyta Lelonek, Martyna Biała, Jacek C. Szepietowski

  adv00620

• Multiple Indolent Purplish Nodules and Plaques of the Extremities in an 85-year-old Man: A Quiz

  Giulia Coscarella, Giorgia Merlini, Mario Alessandri Bonetti

  adv40664

• Multiple Progressive Necrotic Lesions in a Young Man: A Quiz

  Yurong Li, Ping Tu, Yang Wang, Jingru Sun

  adv00794

• Multiple Red-brown Papules and Plaques on the Trunk and Extremities: A Quiz

  Xiaoting Song, Daoning Zhang, Zuotao Zhao, Aiping Wang

  adv12419

• Multiple Ulcerative Nodules on the Neck and Trunk: A Quiz

  Yu Nishimura, Hiroyuki Goto, Junko Sowa-Osako, Daisuke Tsuruta

  adv18695

• Necrotic Lip Infection Complicated by Facial Cellulitis and Septic Thoracic Emboli in an 18-year-old Man: A Quiz

  Olivier Saraux, Françoise Fabre, Brigitte Milpied, Charles Cazanave, Marie Beylot-Barry

  adv9605

• Not Always a Malignant Tumour: A Quiz

  Bárbara Vieira Granja, Pedro Amoroso Canão, Alberto Mota

  adv34750

• Painful Erythematous Plaques on the Hands: A Quiz

  Anna Ochi, Yasuhiro Mitsui, Kohei Ogawa, Hideo Asada

  adv12344

• Painful Mucocutaneous Blistering in a Young Male Patient: A Quiz

  Anna-Maria Forster, Alexander Navarini , Beda Muehleisen

  adv40778