A Little Finger with Long-standing Blue Discolouration and Nail Dystrophy

Authors

  • Sui-jiang Wang Department of Plastic and Reconstructive Surgery, Guangdong Second Provincial General Hospital, Guangzhou, Guangdong, 510317, China https://orcid.org/0000-0002-3070-117X
  • Yu-Dan Jin Department of Plastic and Reconstructive Surgery, Second People’s Hospital of Zhongshan, Zhongshan, Guangdong, 528447, China
  • Xiao-Fang Li Department of Pathology, Affiliated Hospital of Guangdong Medical University, Zhanjiang, Guangdong, 524001, China
  • Hai-Hua Huang Department of Plastic Surgery, The Second Affiliated Hospital, School of Medicine, The Chinese University of Hong Kong, Shenzhen & Longgang District People’s Hospital of Shenzhen, Shenzhen, Guangdong, 518172, China

DOI:

https://doi.org/10.2340/actadv.v106.adv-2026-0570

Keywords:

subungual blue nevus, nail unit, pathohistology

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References

Elder DE, Barnhill RL, Cook MG, de la Fouchardiere A, Gerami P. Melanocytic tumors. In: Elder DE, Massi D, Scolyer RA, Willemze R, editors. WHO classification of skin tumors. 4th ed. Vol Lyon, France 2018: p. 65–152.

Dehavay F, Goettmann S, Zaraa I, Moulonguet I, André J, Caucanas M, et al. Nail unit blue nevi: a 11-case series and review of the literature. Skin Appendage Disord 2020; 6: 287–295. DOI: https://doi.org/10.1159/000509204

Martin B, de la Fouchardiere A, Markiewicz D, Bartolo E, Bhargava K, Lewis F, et al. Subungual melanoma with blue naevus-like morphological features: a clinicopathological retrospective analysis of nine cases. Pathology 2022; 54: 541–547. DOI: https://doi.org/10.1016/j.pathol.2021.12.293

Causeret AS, Skowron F, Viallard AM, Balme B, Thomas L. Subungual blue nevus. J Am Acad Dermatol 2003; 49: 310–312. DOI: https://doi.org/10.1067/S0190-9622(03)00410-9

Dogan S, Atakan N, Khurami H, Gökoz O, Bitik O. Subungual blue naevus presenting with elkonyxis. Hong Kong J Dermatol Venereol 2016; 24: 87–91.

Göktay F, Güneş P, Yaşar Ş, Güder H, Aytekin S. New observations of intraoperative dermoscopic features of the nail matrix and bed in longitudinal melanonychia. Int J Dermatol 2015; 54: 1157–1162. DOI: https://doi.org/10.1111/ijd.12747

Apalla Z, Lallas A, Longo C, Bobos M, Starace M, Lazaridou E, et al. The dermoscopic pattern of blue nevi involving the nail apparatus. Eur J Dermatol 2020; 30: 192–194. DOI: https://doi.org/10.1684/ejd.2020.3726

Jellinek N. Nail matrix biopsy of longitudinal melanonychia: diagnostic algorithm including the matrix shave biopsy. J Am Acad Dermatol 2007; 56: 803–810. DOI: https://doi.org/10.1016/j.jaad.2006.12.001

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Published

2026-05-04

How to Cite

Wang, S.- jiang, Jin, Y.-D., Li, X.-F., & Huang, H.-H. (2026). A Little Finger with Long-standing Blue Discolouration and Nail Dystrophy. Acta Dermato-Venereologica, 106, adv–2026. https://doi.org/10.2340/actadv.v106.adv-2026-0570

Issue

Vol. 106 (2026)

Section

Research letter

Categories

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