polycythemia

简明释义

英[ˌpɒlɪsaɪˈθiːmɪə]美[ˌpɑlisaɪˈθimiə]

n. 红血球增多症

英英释义

单词用法

同义词

反义词

例句

1.ObjectiveTo study the relationship between polycythemia and blood viscosity at high altitude.

目的查询拜访高原情形下红细胞增多和血液粘度间的关系。

2.ObjectiveTo study the relationship between polycythemia and blood viscosity at high altitude.

目的查询拜访高原情形下红细胞增多和血液粘度间的关系。

3.The patient was diagnosed with polycythemia, a condition characterized by an increased number of red blood cells.

患者被诊断为红细胞增多症，是一种以红细胞数量增加为特征的疾病。

4.Symptoms of polycythemia can include headaches, dizziness, and a ruddy complexion.

红细胞增多症的症状可能包括头痛、头晕和面色红润。

5.Doctors often perform a blood test to confirm the presence of polycythemia.

医生通常会进行血液测试以确认是否存在红细胞增多症。

6.The treatment for polycythemia may involve phlebotomy to reduce the red blood cell count.

治疗红细胞增多症可能涉及放血以减少红细胞数量。

7.In some cases, polycythemia can be caused by chronic hypoxia due to lung diseases.

在某些情况下，红细胞增多症可能是由肺部疾病引起的慢性缺氧造成的。

作文

Polycythemia is a medical condition characterized by an increase in the number of red blood cells in the bloodstream. This condition can lead to a variety of complications, including increased blood viscosity, which can result in issues such as hypertension and thrombosis. Understanding polycythemia (红细胞增多症) is crucial for both patients and healthcare providers, as it can significantly impact an individual's health and quality of life. The causes of polycythemia (红细胞增多症) can be classified into two main categories: primary and secondary. Primary polycythemia (红细胞增多症), also known as polycythemia vera, is a rare blood disorder that originates in the bone marrow. In this condition, the bone marrow produces too many red blood cells without any apparent cause. The mutation of the JAK2 gene is often implicated in this type of polycythemia (红细胞增多症), leading to excessive production of red blood cells. On the other hand, secondary polycythemia (红细胞增多症) occurs as a response to external factors that stimulate red blood cell production. These factors may include chronic hypoxia due to lung disease, living at high altitudes, or certain tumors that produce erythropoietin, a hormone that stimulates red blood cell production. Understanding the distinction between primary and secondary polycythemia (红细胞增多症) is essential for determining the appropriate treatment plan. Symptoms of polycythemia (红细胞增多症) can vary widely among individuals. Some may experience headaches, dizziness, or a ruddy complexion, while others may have no symptoms at all. It is important for individuals who suspect they may have polycythemia (红细胞增多症) to seek medical evaluation. A healthcare provider can perform blood tests to measure red blood cell levels and determine whether further investigation is necessary. The management of polycythemia (红细胞增多症) depends on its underlying cause. For primary polycythemia (红细胞增多症), treatments may include phlebotomy, which involves regularly removing blood to decrease red blood cell mass, and medications to reduce blood cell production. For secondary polycythemia (红细胞增多症), addressing the underlying cause, such as improving oxygenation in patients with lung disease, is crucial. In conclusion, polycythemia (红细胞增多症) is a significant health concern that requires careful diagnosis and management. Awareness of the symptoms, causes, and treatment options for this condition is vital for both patients and healthcare professionals. By understanding polycythemia (红细胞增多症), individuals can take proactive steps towards better health and potentially prevent serious complications associated with this condition.

红细胞增多症是一种医学状况，其特征是血液中红细胞数量的增加。这种情况可能导致多种并发症，包括血液粘稠度增加，可能导致高血压和血栓等问题。理解红细胞增多症（polycythemia）对患者和医疗提供者至关重要，因为它可以显著影响个人的健康和生活质量。 红细胞增多症（polycythemia）的原因可以分为两大类：原发性和继发性。原发性红细胞增多症（polycythemia），也称为真性红细胞增多症，是一种罕见的血液疾病，起源于骨髓。在这种情况下，骨髓在没有明显原因的情况下产生过多的红细胞。JAK2基因的突变通常与这种类型的红细胞增多症（polycythemia）有关，导致红细胞的过度产生。 另一方面，继发性红细胞增多症（polycythemia）是对刺激红细胞生产的外部因素的反应。这些因素可能包括由于肺病引起的慢性缺氧、高海拔生活或某些肿瘤产生促红细胞生成素，这是一种刺激红细胞生成的激素。理解原发性和继发性红细胞增多症（polycythemia）之间的区别对于确定适当的治疗计划至关重要。 红细胞增多症（polycythemia）的症状因个体而异。有些人可能会经历头痛、头晕或面色红润，而其他人可能根本没有症状。怀疑自己可能患有红细胞增多症（polycythemia）的个人应寻求医学评估。医疗提供者可以进行血液检查以测量红细胞水平，并确定是否需要进一步检查。 红细胞增多症（polycythemia）的管理取决于其潜在原因。对于原发性红细胞增多症（polycythemia），治疗可能包括放血，即定期抽取血液以减少红细胞量，以及减少血细胞生成的药物。对于继发性红细胞增多症（polycythemia），解决潜在原因，例如改善肺病患者的氧合，至关重要。 总之，红细胞增多症（polycythemia）是一个重要的健康问题，需要仔细的诊断和管理。了解这一状况的症状、原因和治疗方案对于患者和医疗专业人员都是至关重要的。通过理解红细胞增多症（polycythemia），个人可以采取积极措施改善健康，潜在地预防与此状况相关的严重并发症。