Dr R Castillo - What are your nails telling you about your health? By Niña Elyca J. Rabada, Fingernails provide clues to what medical condition you may be experiencing. Take a few
![Polydactylous Transverse Erythronychia: Report of a Patient with Multiple Horizontal Red Bands Affecting the Fingernails | SpringerLink Polydactylous Transverse Erythronychia: Report of a Patient with Multiple Horizontal Red Bands Affecting the Fingernails | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs13555-017-0177-2/MediaObjects/13555_2017_177_Fig3_HTML.jpg)
Polydactylous Transverse Erythronychia: Report of a Patient with Multiple Horizontal Red Bands Affecting the Fingernails | SpringerLink
![WebMD on Twitter: "Lupus can cause your nails to crack or fall off. They may be discolored with blue or reddish spots at the base. Swelling may also make the skin around WebMD on Twitter: "Lupus can cause your nails to crack or fall off. They may be discolored with blue or reddish spots at the base. Swelling may also make the skin around](https://pbs.twimg.com/media/FIEtxgxX0AYwfh_.jpg)
WebMD on Twitter: "Lupus can cause your nails to crack or fall off. They may be discolored with blue or reddish spots at the base. Swelling may also make the skin around
![The red half‐moon nail sign: a novel manifestation of coronavirus infection - Neri - 2020 - Journal of the European Academy of Dermatology and Venereology - Wiley Online Library The red half‐moon nail sign: a novel manifestation of coronavirus infection - Neri - 2020 - Journal of the European Academy of Dermatology and Venereology - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/70efd01b-90ef-4969-b1ad-0db51cee0e27/jdv16747-fig-0001-m.jpg)