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10 kwi 2023 · Blue fingernails, or cyanosis, occur when your blood doesn’t have enough oxygen. It is most often caused by cold temperatures. Occasionally, it can be caused by medical conditions.
16 wrz 2024 · If you have blue or purple fingernails or nail beds, it may be due to a lack of oxygen in your blood, also known as cyanosis. Cyanosis can result from exposure to cold temperatures, certain lung and heart conditions, circulation problems, issues with hemoglobin, and more.
26 kwi 2024 · Acrocyanosis is a form of cyanosis that causes both hands and/or feet to be persistently blue-tinted and cold. It occurs when small blood vessels in the skin spasm, usually in response to...
1 lis 2022 · Peripheral cyanosis is often caused by cold temperatures, but it can also indicate that you have a medical issue. Learn about diagnosis, treatment, and more.
25 sty 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, and hypothermia.
2 lip 2023 · Bluish areas that feel cold to the touch. Fingertips, toes, palms of the hands and/or feet that appear blue-green. Visible return to normal color after the body part is warmed. Peripheral cyanosis is often associated with being cold, but it is possible to have peripheral cyanosis and be warm.
Blue fingernails can be a sign of poor circulation or low oxygen levels in the blood. Learn about the different conditions that can cause cyanosis, how to recognize it and what to do if you have it.
