Restricted blood supply to the feet can cause blue toe syndrome. This might occur when too much plaque sticks to the inside of arteries, or when a plaque fragment or a blood clot blocks a blood vessel in the foot. An angiogram, vascular surgery, certain drugs, and renal failure can all cause blue toe syndrome.
You may have had bruises that temporarily turned part of your skin a shade of black, blue, or purple. Those injuries usually heal on their own without treatment. But if your foot starts to take on a purple color without any bumps or bruises, you should see your doctor.
Try rest, ice, compression, and elevation (the RICE method). Avoid putting weight on the injury and apply an ice pack for 10–20 minutes at a time. Wrap or bandage the area to reduce swelling and elevate the foot above the heart when lying or sitting. Soak an injured toenail in warm water or Epsom salts.
Blue toe syndrome (BTS) is often described as painful digits with blue or purple discoloration without direct trauma1. Also it can lead to the amputation of toes and feet and be life threatening.
Purple toe syndrome can occur anytime with warfarin therapy and can be successfully treated by stopping the warfarin and using fondaparinux for continued anticoagulation.
Bruised toes or foot can also be swollen, painful, and often appear purple or blue. A bruised toe can be caused from a broken toe and fracture. A broken foot or ankle can also cause bruises on top of the foot.
Not getting enough blood damages cells and the tissues they make up. This can cause the tissue to change color — usually blue or purple. When this happens to the toes, doctors call it blue toe syndrome.
Unexplained bruising on the legs can occur in both adults and children due to a variety of factors, including injury, age, an underlying health condition, or even things like medication. For example, in adults, bruising can occur more easily as we age due to thinning of the skin.
The main function of your toes is to provide posture and balance, support our body weight, and propulsion during the gait cycle. Not only do your toes help thrust your body forward when you walk, they actually help increase the length of your stride allowing you to run faster.
In skin of color, COVID toes can cause a purplish discoloration, as the toe circled in red shows. You may also see swelling and round brownish purple spots (B). What you may see with COVID toes: The condition may develop on your toes, fingers, or both.
Signs and symptoms People with poor circulation may notice their feet feel cold or numb. They may also notice discoloration. The feet may turn red, blue, purple, or white. These symptoms may worsen in certain situations, such as when a person sits still for long periods of time or goes outside in cold weather.
I have blue or cold toes or feet. I have sores or wounds on my toes, feet or legs that won’t heal. I have foot or leg pain that wakes me up at night. I have blackened areas on my toes or legs.
Signs of Diabetic Foot Problems
COVID toes begin with a bright red coloration on the fingers or toes, which then gradually turns purple. COVID toes can range from affecting one toe to all of them. For the most part, COVID toes are painless, and the only reason they can be noticeable is the discoloration.
Here are a few helpful tips to improve circulation.
Blue toes on their own are not a medical emergency, but if you have the classic symptoms of Blue Toe Syndrome e.g. your toes turn blue suddenly for no obvious reason and are extremely painful, there is a good chance the blood flow to the foot may be affected which would require immediate medical attention.