Petechiae, Purpura and Vasculitis
Petechiae, Purpura and Vasculitis
Petechiae, Purpura and Vasculitis
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Causes of Non-Palpable<br />
<strong>Purpura</strong><br />
• <strong>Petechiae</strong><br />
• Abnormal platelet function<br />
• DIC <strong>and</strong> infection<br />
• Increased intravascular<br />
venous pressures<br />
• Thrombocytopenia<br />
• Idiopathic<br />
• Drug-induced<br />
• Thrombotic<br />
• Some inflammatory skin<br />
diseases<br />
• Ecchymoses<br />
• Coagulation defects<br />
• DIC <strong>and</strong> infection<br />
• External trauma<br />
• Skin weakness/fragility<br />
• Waldenstrom<br />
hypergammaglobulinemic<br />
purpura<br />
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