See vascular surgeon: If your arm is dark purple it is cyanotic. It is depleted of oxygen and should have a prompt evaluation. I would think it is already serious.
Answered 4/20/2016
1.4k views
6 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question