Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Photographs of hands with persistent digital ischaemia including ulceration and gangrene in secondary forms of Raynaud's phenomenon. Reproduced with permission from Hughes M, Allanore Y, Chung L, Pauling JD, Denton CP, Matucci-Cerinic M. Raynaud's phenomenon and digital ulcers in systemic sclerosis. Nat Rev Rheumatol 2020;4:208–21.
