Stage: transition phase 2-3
Raynaud's disease is a vascular disease involving vasospasms and insufficient blood supply of the fingers or toes.
The typical sequence of the vasospasm event (white - blue - red) is also called tricolor phenomenon.
Symptoms can last for hours. Longer duration of symptoms causes permanent damage of the supplied tissue and arteries. Typical long-term effects are trophic dysfunctions or necrosis. Normal perusion is recovered by warming of the acra.