Hair Collar Sign with Naevus Flammeus: a Possible Sign of Aplasia Cutis Congenita

Li Han; Lang Rao; Yong-bo Wu; Yan-yi Deng; Bo Luo

doi:10.5826/dpc.1504a6116

Hair Collar Sign with Naevus Flammeus: a Possible Sign of Aplasia Cutis Congenita

Authors

Li Han Chengdu Second People's Hospital
Lang Rao Chengdu Second People's Hospital https://orcid.org/0000-0002-6154-0102
Yong-bo Wu Chengdu Second People's Hospital
Yan-yi Deng Chengdu Medical College
Bo Luo Zigong Maternal and Child Health care Hospital

Keywords:

aplasia cutis congenita, hair collar sign, naevus flammeus

References

Marneros AG. Aplasia Cutis Congenita Pathomechanisms Reveal Key Regulators of Skin and Skin Appendage Morphogenesis. J Invest Dermatol. 2024;144(11):2399-2405. DOI:10.1016/j.jid.2024.05.014.

Bessis D, Bigorre M, Malissen N, et al. The scalp hair collar and tuft signs: A retrospective multicenter study of 78 patients with a systematic review of the literature. J Am Acad Dermatol. 2017;76(3):478-487. DOI:10.1016/j.jaad.2016.08.046.

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Published

2025-10-07

Issue

Vol. 15 (2025): Ahead of Print

Section

Image Letter

License

This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

Dermatology Practical & Conceptual applies a Creative Commons Attribution License (CCAL) to all works we publish (http://creativecommons.org/licenses/by-nc/4.0/). Authors retain the copyright for their published work.

How to Cite

Han L, Rao L, Wu Y bo, Deng Y yi, Luo B. Hair Collar Sign with Naevus Flammeus: a Possible Sign of Aplasia Cutis Congenita. Dermatol Pract Concept. 2025;15:6116. doi:10.5826/dpc.1504a6116