What is it?

Purpura is a condition of red or purple discolored spots on the skin. The spots are caused by bleeding underneath the skin secondary to platelet disorders, vascular disorders, coagulation disorders and more.
Purpura is a non specific finding and has many potential causes, including certain infections, congenital disorders, medications, inflammation in blood vessels, severe lack of vitamin C, recent blood transfusion, immune disorders and more.

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Additional names

This group contains additional names:
- Primary Thrombocytopenia
- Thrombocytopenic Purpura
- Qualitative Platelet Defects
- Allergic Purpura
- Evans' Syndrome
- Secondary Thrombocytopenia
- Posttransfusion Purpura

Signs & symptoms

purpura manifests as red or purple-colored spots on the skin or inside the mouth, that do not blanch on applying pressure. They measure 3–10 mm.
Additional symptoms depend on the underlying cause.


the diagnosis of purpura is usually made by a physical examination.
Additional tests will be performed in order to diagnose the cause for your purpura, including blood tests and skin biopsy in some cases.


treatment depends on the underlying cause for your purpura. Some cases need no treatment at all while others require hospitalization and medication therapy.

☝️ This is not a substitute for professional medical advice. Please consult with your physician before making any medical decision.

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