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  1. Cleveland Clinic
    https://my.clevelandclinic.org/health/symptoms/22695-purpura

    Purpura: Blood Spots, Thrombocytopenic, Symptoms & Causes

    • Purpura are red, purple or brown spots on your skin that happen when small blood vessels leak blood under your skin’s surface. They can be a sign of various conditions affecting your blood, platelets, blood vessel… 展开

    What Is Purpura?

    Purpura is purple spots or patches on your skin or in your mucus membranes (such as your mouth and throat). The spots appear differently depending on your skin tone. For example, they m… 展开

    Cleveland Clinic
    What Does Purpura Look like?

    Purpura is small, flat spots on your skin. They look red or purple on lighter skin tones but … 展开

    Cleveland Clinic
    What Are The Types of Purpura?

    The two main types of purpura are related to blood platelet levels. Platelets help your blood clot and prevent severe bleeding. 1. A person with thrombocytopenic purpura has low platelet … 展开

    Cleveland Clinic
    What Is The Difference Between Petechiae and Purpura?

    Petechiaeare tiny, dot-like purpura. Purpura is between 4 millimeters (mm) and 10 mm in diameter. If the purpura spot is less than 4 mm wide, it’s called petechiae. Purpura larger than 1 cen… 展开

    Cleveland Clinic
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    目录
    What Is Purpura?
    What Does Purpura Look like?
    What Are The Types of Purpura?
    What Is The Difference Between Petechiae and Purpura?
     
  1. Petechiae
    • 根据 4 个来源
    Petechiae (puh-TEE-kee-ee) are pinpoint, round spots that form on the skin. They're caused by bleeding, which makes the spots look red, brown or purple. The spots often form in groups and may look like a rash. The spots are often flat to the touch and don't lose color when you press on them.

    Petechiae - Mayo Clinic

    mayoclinic.org
    Petechiae are tiny red, flat spots that appear on your skin. They’re caused by bleeding. They sometimes appear in clusters and may look like a rash. If you have tiny red, purple, or brown spots on your skin, they could be petechiae. They're not a disease, but a symptom.

    Petechiae: Causes & Treatm…

    webmd.com
    Broken blood vessels may lead to petechiae, which are small, colored spots on the skin. Possible causes include infections, injuries, strains, and many common medications. See a doctor if you think you have petechiae. Petechiae are tiny purple, red, or brown spots on the skin. They usually appear on your arms, legs, stomach, and buttocks.

    Petechiae: Causes, Treatme…

    healthline.com
    Petechiae are tiny spots of bleeding under the skin. They can be caused by a simple injury, straining or more serious conditions. If you have pinpoint-sized red dots under your skin that spread quickly, or petechiae plus other symptoms, seek medical attention.

    Petechiae: What Are They, C…

    my.clevelandclinic.org
  2. 其他用户还问了以下问题
    What causes red blood spots on skin?
    Purpura causes red, purple or brown blood spots on your skin. It happens when small blood vessels leak blood under your skin’s surface. There are different types of purpura. Treatment for purpura depends on the underlying condition causing it. Purpura are red, purple or brown blood spots that appear on your skin. What is purpura?

    Purpura: Blood Spots, Thrombocytopenic, Symptoms & Causes

    my.clevelandclinic.org
    What are purpura spots?
    Purpura refers to purple-colored spots that are most recognizable on the skin. Purpura spots, also called blood spots or skin hemorrhages, are generally benign, but may indicate a more serious medical condition, such as a blood clotting disorder.

    Purpura: Causes, Diagnosis, Treatment, and Pictures - Healthline

    healthline.com
    What causes purple spots on skin?
    Purpura occurs when small blood vessels burst, causing blood to pool under the skin. This can create purple spots on the skin that range in size from small dots to large patches. Purpura spots are generally benign, but may indicate a more serious medical condition, such as a blood clotting disorder.

    Purpura: Causes, Diagnosis, Treatment, and Pictures - Healthline

    healthline.com
    What does bleeding into the skin look like?
    Bleeding into the skin happens when small blood vessels burst just below your skin’s surface. These broken blood vessels may look like small red dots. Or they may be larger purple, blue or black patches. Usually, bleeding into the skin is minor and heals in about two weeks. What is bleeding into the skin?

    Bleeding Into the Skin: Symptoms, Causes & Treatment - Cleveland Clinic

    my.clevelandclinic.org
    What happens if a blood vessel bleeds into your skin?
    Your blood vessels are the tubes that carry blood throughout your body. Although bleeding into the skin may sound serious, it usually doesn’t cause severe symptoms. It often leads to a bruise that heals within several days or weeks. Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission.

    Bleeding Into the Skin: Symptoms, Causes & Treatment - Cleveland Clinic

    my.clevelandclinic.org
    What causes bleeding into the skin?
    Injuries are the most common cause of bleeding into the skin. You may bump into an object, fall or get hit during a sport. Other causes of bleeding into the skin include: Straining from crying, coughing or vomiting. Using crutches or wearing a cast. Wearing poorly fitted shoes, clothes or glasses. What are the symptoms of bleeding into the skin?

    Bleeding Into the Skin: Symptoms, Causes & Treatment - Cleveland Clinic

    my.clevelandclinic.org
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  3. Healthline
    https://www.healthline.com/health/pur…

    Purpura: Causes, Diagnosis, Treatment, and Pictures

    2018年9月17日 · Purpura is a condition that causes purple spots on the skin due to bleeding under the skin. It can be caused by low platelet levels, medications, infections, or other factors. Learn about the types, symptoms, …

  4. Medical News Today
    https://www.medicalnewstoday.com/articles/311725

    Purpura: Causes, pictures, and symptoms - Medical …

    2024年9月20日 · Purpura, also known as skin hemorrhages or blood spots, can signal several medical problems, ranging from minor injuries to life threatening infections. Purpura is a physical sign of an...

  5. Medical News Today
    https://www.medicalnewstoday.com/ar…

    Senile purpura: Causes, symptoms, and diagnosis

    2024年2月16日 · Senile purpura may look like oddly shaped discolored areas on exposed skin, usually on the arms and hands. This article discusses what senile purpura is in more detail, including...

  6. Cleveland Clinic
    https://my.clevelandclinic.org/health/diseases/...

    Bleeding Into the Skin: Symptoms, Causes & Treatment

  7. 紫癜

    也称为: 血斑, 皮肤出血
    内容医学审查者:
    Dr. Karthikeya T Mverified specialist
    MD, Internal Medicine
    在领英上查看完整的LinkedIn logo档案

    皮肤和粘膜出血，导致出现紫色斑点或斑块。

    一般病因

    紫癜并不总是与潜在疾病有关。可能由以下原因引起：

    • 某些药物
    • 最近输血
    • 创伤
    • 衰老
    相关症状
    某些时候 紫癜 意味着存在潜在的健康风险。这些风险包括：

    仅用于信息目的。咨询医疗专业人员征求意见。

    由医生小组审查。资料来源：焦点医疗。了解更多信息

    这是否有帮助?
  8. Healthline
    https://www.healthline.com/health/pete…

    When to Worry About Petechiae: Symptoms and More

    2024年10月24日 · Petechiae are small, flat spots on the skin that occur when blood vessels bleed into the skin. They can be a symptom of serious conditions, such as infections, leukemia, or vitamin K deficiency. Learn how to …

  9. Mayo Clinic
    https://www.mayoclinic.org/symptoms/petechiae/basics

    Petechiae - Mayo Clinic

  10. Cleveland Clinic
    https://my.clevelandclinic.org/health/symptoms/21636

    Petechiae: What Are They, Causes, Treatment & Prevention

  11. DermNet
    https://dermnetnz.org/topics/purpura

    Purpura: Causes, Types and Images - DermNet

    Purpura is the name given to the discolouration of the skin or mucous membranes due to haemorrhage from small blood vessels. Petechiae are small, purpuric lesions up to 2mm across. Ecchymoses or bruises are larger …

  12. Verywell Health
    https://www.verywellhealth.com/purpura …

    Purpura: Bruise-Like Spots on Skin That Aren't Bruises

    2023年9月5日 · A purpura is a flat, discolored spot on the skin caused by small blood vessels that leak and result in blood that pools under the skin’s surface. Generally, they are small bruise-like spots on the skin that look different than …

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