Psoriasis plaques can consist of a few spots of dandruff-like scales or major eruptions that cover large areas. While there are signs and symptoms that set the disease apart from other conditions affecting the skin, it isn’t always easy to distinguish it at first.Ībout 7.5 million people in the United States have psoriasis, which causes itchy, scaly patches of thick, red, dry skin called plaques. If you have psoriasis, your immune system sends signals to your skin that speed up the production of skin cells. Is petechiae a sign of leukemia?.Psoriasis is an autoimmune disease thought to be caused by an immune system dysfunction. Roswell Park Comprehensive Cancer Center. Warfarin-induced leukocytoclastic vasculitis and proteinuria. Jumean K, Arqoub AA, Hawatmeh A, Qaqa F, Bataineh A, Shaaban H. In every man, there is a child: Henoch-Schönlein Purpura in an adult with liver cirrhosis. Lupus-specific skin disease and skin problems.Īmerican Osteopathic College of Dermatology. Petechiae, purpura, and a pandemic: A recipe for scurvy. Seifer CM, Glaser A, Gesiotto Q, Waknin R, Oller KL. National Organization for Rare Disorders. Cutaneous manifestations of COVID-19: A systematic review. What is the ‘meningitis rash?'.Ĭenters for Disease Control and Prevention. Purpuric and petechial rashes in adults and children: initial assessment. Rare genetic conditions that make people bleed more easily, like Wiskott-Aldrich syndrome, can also cause red dots on the skin. You may get pinprick red dots on your skin as a side effect of some medications that thin your blood (like warfarin and aspirin). Some allergic reactions can cause rashes that look like red dots on the skin. Other chronic medical conditions that can have red dots on the skin as a sign or symptom include lupus, liver disease, and diseases that affect collagen (e.g., Ehlers-Danlos syndromes). Petechiae can also show up if you don't have enough vitamin C in your diet ( scurvy). Not having enough vitamin K in your body can also make red spots on your skin more likely to pop up, as this vitamin helps your blood clot. Having low red blood cells (anemia) or problems with blood clotting can make it more likely you’ll get red dots on your skin.
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