Oct 8, 2025 · Wondering why a finger turns purple? Discover common causes like Raynaud's and vasospasm, plus treatment tips and when to get medical help.

Jan 25, 2024 · Peripheral cyanosis is when someone’s hands, fingertips, or feet turn blue due to a lack of oxygen-rich blood. Some causes include Raynaud’s disease, cardiovascular problems, …

Oct 17, 2022 · Cyanosis is when your skin, lips and/or nails turn a bluish tone. It occurs when your blood lacks the oxygen it needs to reach the different tissues in your body. Cyanosis can be …

Apr 26, 2018 · Discover the reasons behind purple, bluish fingertips and toes. Find out about circulation issues, medical conditions like lupus, Raynaud's disease, and more.

Nov 16, 2024 · With Raynaud's, blood vessels to the fingers and toes narrow when exposed to cold or stress. The narrowed vessels limit blood flow. Over time, these small blood vessels can …

Fingers can turn purple at times. Toes and fingertips too can change their color depending on the weather and illnesses. Circulation problems, anorexia and even numbness can cause your …

Purple or blue discoloration in the hands, known as cyanosis or acrocyanosis, indicates an issue with blood flow or oxygen delivery. This happens when the small blood vessels in the …

Nov 1, 2022 · Peripheral cyanosis affects the fingers and toes. It happens when the body is not able to pump oxygen-rich blood to those areas, whether due to the cold or a health condition. …

Jul 9, 2025 · Purple or blue fingernails usually mean your blood is not delivering enough oxygen to the fingertips—a problem doctors call peripheral cyanosis. Cold exposure, poor circulation, …

Apr 6, 2018 · There are different medical conditions that may cause purple or blue fingers. Know the causes of purple finger.