scotoma

简明释义

英[skəˈtəʊmə]美[skəˈtoʊmə]

n. 盲点，[眼科] 暗点

复 数 s c o t o m a s 或 s c o t o m a t a

英英释义

单词用法

同义词

反义词

例句

1.Objective To study the clinical features of central scotoma in glaucoma.

目的探讨发生于青光眼的中央暗点所具备的临床特征。

2.Research on the function of school system has been considered as a "scotoma" all the time in the scientific research of education.

关于学校制度的本体功能的研究一直是教育科学研究中的一个“盲点”。

3.Change shape was mainly annular scotoma and diffuse damage, change degree was mainly light and medium damage.

主要为环状暗点和弥漫性损害，属轻、中度改变。

4.The great difference of observed were in enlargement of physiologic blind spot (59%), downgrade of visual sensitivity (54%), and paracentral scotoma (18%).

观察病例以生理盲点扩大（59%）、视敏度下降（54%）和旁中心暗点（18%）为主。

5.Common symptoms include reduced visual acuity , blurred vision , visual distortion metamorphosia , macropsia and micropsia , discrete scotoma , and reading difficulty.

常见病征包括视力减退视野模糊影像扭曲变形变大或缩小离散盲点及阅读困难。

6.The logistic construction that has held whole knowledge can avoid the omission of intellectual dot and scotoma.

把握好整个知识的逻辑结构就可以避免知识点的遗漏和盲点。

7.Common symptoms include reduced visual acuity , blurred vision , visual distortion ( metamorphosia , macropsia and micropsia ) , discrete scotoma , and reading difficulty.

常见病征包括视力减退、视野模糊、影像扭曲（变形、变大或缩小） 、离散盲点及阅读困难。

8.Sir Leigh Teabing:It's called scotoma. The mind sees what it choose to see.

李·提彬爵士：这就是所谓的盲点，大脑只看到它选择看的东西。

9.Objective To investigate the relationship between reading speed and center scotoma in age-related macular degeneration.

目的观察年龄相关性黄斑变性中心暗点与阅读速度的关系。

10.Common symptoms include reduced visual acuity , blurred vision , visual distortion ( metamorphosia , macropsia and micropsia ) , discrete scotoma , and reading difficulty.

常见病征包括视力减退、视野模糊、影像扭曲（变形、变大或缩小） 、离散盲点及阅读困难。

11.During the eye exam, the doctor detected a small scotoma 盲点 in the patient's vision.

在眼科检查中，医生发现患者视力中有一个小的盲点。

12.The patient reported experiencing a temporary scotoma 盲点 in their vision during the migraine.

患者报告在偏头痛期间经历了暂时的盲点。

13.The neurologist explained that a scotoma 盲点 could indicate underlying neurological issues.

神经科医生解释说，盲点可能表明潜在的神经问题。

14.An ophthalmologist can help diagnose the presence of a scotoma 盲点 through a visual field test.

眼科医生可以通过视野测试帮助诊断盲点的存在。

15.After the accident, she noticed a persistent scotoma 盲点 in her peripheral vision.

事故后，她注意到周边视野中有一个持续的盲点。

作文

In the realm of medicine, particularly in ophthalmology, the term scotoma refers to a partial loss of vision or a blind spot in an otherwise normal visual field. This phenomenon can occur due to various reasons, including retinal damage, neurological conditions, or even psychological factors. Understanding scotoma is crucial not only for healthcare professionals but also for patients who may experience this condition. When discussing scotoma, it is essential to recognize that it can manifest in different forms. For instance, a central scotoma affects the center of the visual field, making it difficult for individuals to see fine details. This type of scotoma is often associated with conditions such as macular degeneration, which is prevalent among older adults. On the other hand, peripheral scotomas can impact the side vision, leading to challenges in navigating spaces and recognizing objects outside the direct line of sight. The causes of scotoma are diverse. Retinal diseases, such as diabetic retinopathy or glaucoma, can lead to the development of scotomas. These conditions often result from prolonged high blood sugar levels or increased intraocular pressure, respectively. Neurological disorders, including multiple sclerosis or stroke, can also produce scotomas by affecting the pathways that transmit visual information from the eyes to the brain. In some cases, scotomas may not stem from physical issues but rather psychological ones. This is known as a functional scotoma, where the brain may suppress certain visual stimuli due to stress or trauma. Patients experiencing this type of scotoma might find it challenging to cope with their condition, as it can be less understood and more elusive than organic causes. Diagnosing scotoma typically involves a comprehensive eye examination, including visual field tests and imaging studies. These assessments allow healthcare providers to pinpoint the specific nature and extent of the scotoma. Early detection is vital, as timely intervention can help manage underlying conditions and potentially restore some degree of vision. Treatment options for scotoma vary depending on the underlying cause. In cases related to retinal diseases, medications or surgical interventions may be necessary. For neurological causes, rehabilitation therapies might be recommended to help patients adapt to their visual changes. Additionally, supportive measures such as the use of visual aids can enhance the quality of life for those living with scotomas. Living with scotoma can be challenging, both physically and emotionally. Individuals may experience frustration, anxiety, or even depression as they navigate their daily lives with altered vision. Therefore, it is essential for patients to seek support from healthcare providers, family, and friends. Educational resources can also play a significant role in helping individuals understand their condition and explore coping strategies. In conclusion, scotoma is a complex visual phenomenon that can significantly impact a person's life. By understanding its causes, manifestations, and treatment options, we can better support those affected by this condition. Awareness and education about scotoma are crucial in fostering empathy and improving the quality of care for patients experiencing visual impairments. Ultimately, the journey through scotoma is one of resilience and adaptation. With the right resources and support, individuals can learn to manage their visual changes and continue to lead fulfilling lives.

盲点在医学领域，尤其是在眼科学中，指的是在正常视野中部分失去视觉或产生盲点的现象。这种现象可能由多种原因引起，包括视网膜损伤、神经系统疾病，甚至心理因素。理解盲点对于医疗专业人员和可能经历这种情况的患者来说都是至关重要的。在讨论盲点时，必须认识到它可以以不同形式表现出来。例如，中心盲点影响视野的中心，使个体难以看到细节。这种类型的盲点通常与黄斑变性相关，这在老年人中很常见。另一方面，周边盲点可能影响侧面视觉，导致在导航空间和识别视线外的物体时出现挑战。盲点的原因是多种多样的。视网膜疾病，例如糖尿病性视网膜病变或青光眼，可能导致盲点的形成。这些病症通常是由于长时间高血糖水平或眼内压升高所致。神经系统疾病，包括多发性硬化症或中风，也可能通过影响从眼睛到大脑传递视觉信息的通路而产生盲点。在某些情况下，盲点可能并非源于身体问题，而是心理问题。这被称为功能性盲点，即大脑可能由于压力或创伤而抑制某些视觉刺激。经历这种类型的盲点的患者可能会发现应对他们的状况具有挑战性，因为它可能不如有机原因那样容易理解和捉摸。诊断盲点通常涉及全面的眼部检查，包括视野测试和影像学研究。这些评估使医疗提供者能够确定盲点的具体性质和范围。早期检测至关重要，因为及时干预可以帮助管理潜在的病症，并可能恢复一定程度的视力。治疗盲点的选择因潜在原因而异。在与视网膜疾病相关的情况下，可能需要药物或手术干预。对于神经原因，可能建议康复治疗，以帮助患者适应视觉变化。此外，使用视觉辅助工具等支持措施可以增强生活质量。与盲点共存可能在身体和情感上都具有挑战性。个体在日常生活中经历视觉变化时，可能会感到沮丧、焦虑甚至抑郁。因此，患者寻求医疗提供者、家人和朋友的支持至关重要。教育资源也可以在帮助个体理解其状况和探索应对策略方面发挥重要作用。总之，盲点是一种复杂的视觉现象，可能对个人生活产生重大影响。通过了解其原因、表现和治疗选择，我们可以更好地支持那些受到这种病症影响的人。提高对盲点的认识和教育对于培养同情心和改善患者视觉障碍护理的质量至关重要。最终，经历盲点的旅程是一个韧性和适应的过程。通过正确的资源和支持，个体可以学习管理他们的视觉变化，并继续过上充实的生活。