petechiae

简明释义

英[pəˈtɪkɪˌɪ]美[pəˈtɪkɪˌɪ]

n. 瘀点，出血点（petechia 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The blotchy areas of hemorrhage in the skin are called ecchymoses (singular ecchymosis), or also as areas of purpura. Ecchymoses are larger than petechiae. They can appear with coagulation disorders.

皮下的出血斑称为淤斑或称紫癜，淤斑比淤点大。出现于凝血系统功能障碍。

2.The blotchy areas of hemorrhage in the skin are called ecchymoses (singular ecchymosis), or also as areas of purpura. Ecchymoses are larger than petechiae. They can appear with coagulation disorders.

皮下的出血斑称为淤斑或称紫癜，淤斑比淤点大。出现于凝血系统功能障碍。

3.The skin should be examined for dryness , scaliness , atrophy , petechiae , and ecchymoses , and the mouth for angular stomatitis , glossitis , swollen or bleeding gums , and decayed teeth.

皮肤应检查有无干燥、鳞屑、增生、瘀点及瘀斑；口腔应检查有无口角炎、舌炎、肿胀、齿龈出血和龋齿。

4.The skin should be examined for dryness, scaliness, atrophy , petechiae, and ecchymoses, and the mouth for angular stomatitis, glossitis, swollen or bleeding gums, and decayed teeth.

皮肤应检查有无干燥、鳞屑、增生、瘀点及瘀斑；口腔应检查有无口角炎、舌炎、肿胀、齿龈出血和龋齿。

5.The skin should be examined for dryness, scaliness, atrophy, petechiae, and ecchymoses, and the mouth for angular stomatitis, glossitis, swollen or bleeding gums, and decayed teeth.

皮肤应检查有无干燥、鳞屑、增生、瘀点及瘀斑；口腔应检查有无口角炎、舌炎、肿胀、齿龈出血和龋齿。

6.The skin should be examined for dryness scaliness atrophy petechiae and ecchymoses and the mouth for angular stomatitis glossitis swollen or bleeding gums and decayed teeth.

皮肤应检查有无干燥、鳞屑、增生、瘀点及瘀斑；口腔应检查有无口角炎、舌炎、肿胀、齿龈出血和龋齿。

7.Petechiae, ecchymoses, "pinch purpura, " and caput medusae are some of the vascular lesions associated with malignancies.

瘀点、瘀斑、“挤压性紫癜”和脐周静脉曲张是与某些恶性肿瘤有关的血管性损害。

8.Adverse events included mild to moderate transient erythema and pain, and mild pinpoint petechiae.

副作用有轻度到中度的短暂红斑、疼痛及轻度的瘀斑。

9.The patient presented with petechiae, which indicated a possible underlying bleeding disorder.

患者出现了瘀点，这可能表明潜在的出血性疾病。

10.After the marathon, she noticed petechiae on her legs, raising concerns about her health.

马拉松后，她注意到腿上有瘀点，引发了对健康的担忧。

11.The doctor explained that petechiae can be a sign of viral infections like meningitis.

医生解释说，瘀点可能是像脑膜炎这样的病毒感染的迹象。

12.When she developed petechiae, her mother took her to the emergency room immediately.

当她出现瘀点时，母亲立即带她去急诊室。

13.In some cases, petechiae may occur after severe coughing or vomiting.

在某些情况下，严重咳嗽或呕吐后可能会出现瘀点。

作文

Petechiae are small, pinpoint-sized spots that appear on the skin or mucous membranes due to bleeding. These tiny red or purple dots can be alarming when they suddenly appear, as they often indicate an underlying health issue. Understanding the causes and implications of petechiae (紫癜) is essential for anyone who experiences them or knows someone who does. In this essay, we will explore what petechiae are, their potential causes, and when it is necessary to seek medical attention. The appearance of petechiae can be attributed to a variety of factors. They occur when small blood vessels, known as capillaries, break and leak blood into the skin. This can happen due to a range of conditions, from minor physical trauma to serious medical disorders. For instance, petechiae can develop after intense coughing, vomiting, or straining during bowel movements. Additionally, certain medications, such as blood thinners, may increase the likelihood of developing these spots. In some cases, petechiae may signal more severe health issues. Conditions such as thrombocytopenia, which is a low platelet count, can lead to increased bleeding and the formation of petechiae. Infections, particularly viral ones like meningitis, can also result in these symptoms. Moreover, autoimmune diseases such as lupus might cause petechiae due to the immune system attacking the body's own tissues. Therefore, recognizing the context in which petechiae appear is crucial for determining their significance. It is important to note that while petechiae themselves are not a disease, they can be a symptom of various underlying conditions. If someone notices petechiae appearing suddenly, especially if accompanied by other symptoms such as fever, fatigue, or unusual bruising, it is advisable to consult a healthcare professional. A doctor can evaluate the situation through physical examinations and tests to determine the cause of the petechiae and recommend appropriate treatment. In conclusion, petechiae (紫癜) are small, pinpoint spots on the skin that can indicate a range of health issues, from benign to serious. Understanding their causes and implications is vital for anyone who observes these symptoms. While they may sometimes result from minor incidents, sudden appearances of petechiae should not be ignored, especially when accompanied by other concerning symptoms. Early detection and intervention are key in addressing any underlying conditions associated with petechiae, ensuring better health outcomes for those affected.

紫癜是由于出血而在皮肤或粘膜上出现的小型、针尖大小的斑点。这些微小的红色或紫色点在突然出现时可能会令人担忧，因为它们通常表明潜在的健康问题。理解petechiae（紫癜）的原因和影响对于经历这些症状的人或知道有人经历这些症状的人来说至关重要。在这篇文章中，我们将探讨什么是petechiae，它们的潜在原因，以及何时需要寻求医疗帮助。 petechiae的出现可以归因于多种因素。它们发生在小血管，即毛细血管破裂并将血液渗漏到皮肤中时。这可能是由于从轻微的身体创伤到严重的医疗疾病的一系列情况。例如，经过剧烈咳嗽、呕吐或在排便时用力后，可能会出现petechiae。此外，某些药物，如抗凝血药，可能会增加出现这些斑点的可能性。 在某些情况下，petechiae可能表示更严重的健康问题。例如，血小板减少症，即血小板计数低，可能导致出血增加和petechiae的形成。感染，特别是像脑膜炎这样的病毒性感染，也可能导致这些症状。此外，像狼疮这样的自身免疫疾病可能会导致petechiae，因为免疫系统攻击身体自身的组织。因此，识别petechiae出现的背景对于确定其重要性至关重要。 需要注意的是，虽然petechiae本身不是一种疾病，但它们可能是各种潜在疾病的症状。如果有人注意到petechiae突然出现，特别是伴有其他症状，如发热、疲劳或异常淤青，建议咨询医疗专业人士。医生可以通过体检和测试评估情况，以确定petechiae的原因并推荐适当的治疗。 总之，petechiae（紫癜）是皮肤上的小型针尖斑点，可能表明一系列健康问题，从良性到严重。理解它们的原因和影响对任何观察到这些症状的人来说至关重要。虽然它们有时可能是由轻微事件引起的，但突然出现的petechiae不应被忽视，尤其是当伴随其他令人担忧的症状时。早期发现和干预是解决与petechiae相关的任何潜在疾病的关键，以确保受影响者的更好健康结果。