![]() The immune reaction can be triggered by bacterial infections, some medications, and even pregnancy. Hemolytic uremic syndrome is a condition in which an immune reaction causes the destruction of red blood cells. This can cause blood clots and unexplained bruising. Paroxysmal nocturnal hemoglobinuria is a very rare genetic disorder in which a genetic mutation causes your body to produce abnormal red blood cells that break down too quickly. ![]() This can cause the tiny red or purple spots known as petechiae, as well as unexplained purplish bruising that can look like a rash. Thrombotic thrombocytopenic purpura is a rare blood disorder that causes tiny blood clots to form throughout your body. This leads to bruises that look like rashes. Low platelet count tends to result in bruising or bleeding more easily. In aplastic anemia, not only is there a shortage of red blood cells, there is also a lower than normal level of platelets, another type of blood cell. You should notice that they stay red, even if you press on the skin. The petechial red spots do not typically cause any symptoms like pain or itching. ![]() They can appear anywhere on the body but are more common on the neck, arms, and legs. These red spots may be raised or flat on the skin. The rashes resemble patches of pinpoint red or purple spots, known as petechiae. According to the National Heart, Lung, and Blood Institute, it’s two to three times more common in Asian countries than anywhere else in the world.Īplastic anemia occurs when the body’s bone marrow doesn’t make enough new blood cells. It’s most often seen in teenagers and older adults. Aplastic anemia is a rare condition, but it can be serious. Images of melanoma on the Web usually show brown, purplish and black blotches.īut melanoma can present as a small red spot on the skin.īelow are three images of what this can look like.What causes anemia rash and what does it look like? Aplastic anemiaĪplastic anemia is one of the most common causes of anemia rashes. Melanoma skin cancer can present as a tiny red dot. Psoriasis, too, can create little red dots or spots on the skin. You should get acquainted with what cherry angiomas look like, versus extravasation spots.īoth can be described as “little red dots on the skin,” yet both look completely different from each other.Īnother cause is atopic dermatitis. Multitudes of red dots will appear later on.Įxtravasation spots disappear in several days, often taking on an orange tinge as they fade. This is what happens when a person plays volleyball for the first time or after a long absence, allowing the ball to smack repeatedly against the bare underside of their forearms. This is harmless.Įxtravasation is “leakage of red blood cells from after there is trauma to the blood vessel wall,” says Dr. One little nail press is all it may take to damage tiny capillaries. This is most likely an extravasation caused by scratching there, or even by simply pressing a nail there to relieve an itch. If you notice a new reddish dot, spot or speck under your eyes, under your brows or near the bridge of your nose, don’t fear skin cancer. It’s easy to cause this without knowing it. “Pinpoint red dots: causes include leukocyclastic vasculitis (usually benign inflammation of the capillaries that can be associated with infections, medications, autoimmune processes), Schamberg’s disease (benign disorder presenting as cayenne pepper like red dots on the lower legs of older people), extravasation of blood into the skin caused by scratching and damaging the capillaries.īigger red or swollen dots around the ankles: may be bug bite reactions (mosquitoes, bed bugs, scabies, chiggers).” Extravasation Shutterstock/Timonina Other causes of red dots or spots on the skin, says Dr.
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