![]() Several autoimmune conditions or health issues that cause irregular bleeding or affect blood clotting can cause purpura and petechiae. medications for overactive autoimmune disorders, such as lupus, arthritis, psoriasis, and eczema.allergic reactions, such as those caused by insect bitesĬertain medications can cause purpura and petechiae, including:.skin aging, leading to a loss of collagen.straining while coughing, vomiting, lifting something heavy, exercising vigorously, or using the bathroom.Purpura and petechiae from other clotting disorders: These disorders may relate to medication use, as in the case of warfarin-induced necrosis or heparin-induced thrombocytopenia.Ī wide range of factors can cause purpura and petechiae to develop, such as:.Non-thrombocytopenic purpura and petechiae: These occur when blood vessels are damaged or ruptured, or due to the loss of the skin’s structural elements.Autoimmune conditions or certain medications or infections can have this effect. Thrombocytopenic purpura and petechiae: These occur due to conditions that cause the irregular destruction of blood platelets - cell fragments that help the blood clot.There are three types of purpura and petechiae: It is important to consult a doctor if a child develops any unexplained rash. Like purpura, petechiae are a symptom of a health issue. However, it may be necessary for the doctor to treat the underlying cause. Pediatric petechial rashes are often harmless and resolve on their own. According to estimates, 2.5% of children taken to the emergency room experience them as a symptom. Petechial rashes can develop in children. Petechiae can occur around or among purpura. This may spread over a larger area of skin or be confined to a single area. Petechiae can develop in small clusters or patches, resembling a rash. The color transitions from reddish-purplish to brown, orange, blue, or green, and these spots do not fade or change color under pressure. Like purpura, petechiae change color as the body breaks down and absorbs the pooled blood. They form when capillaries break and leak blood that pools beneath the skin. Generally, petechiae are smaller versions of purpura, and they, too, are sometimes called blood spots. They are smaller than 2 mm and usually flat. Petechiae are red, pink, or purple patches just under the skin. Purpura do not represent a medical condition. ![]() These changes vary - a spot may turn from reddish-purple to brown, orange, blue, or green. The spots are also non-blanching, meaning that they do not fade or change color under pressure.Īs purpura heal and the body breaks down and absorbs the pooled blood, the patches change color. Generally, the larger the affected area, the more severe the underlying bleeding.Ī purpura cluster is not generally irritating or itchy. In most cases, purpura develop in rash-like clusters on a single area of skin, which may be large. Though they are usually flat, they can be slightly raised. They are also known as blood spots or skin hemorrhages. Purpura form when tiny blood vessels called capillaries burst and leak, causing blood to pool beneath the skin. They can also develop under the mucous membranes, such as those in the mouth or nose. Purpura are red, pink, or purple patches just under the skin.
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