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相关概念视频

Disorders of the Urinary System01:20

Disorders of the Urinary System

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The urinary system is responsible for eliminating waste and excess fluids from the body. However, disorders of the urinary system can arise due to various reasons like infections, stress, age, congenital abnormalities, and lifestyle.
Urinary tract infections (UTIs) are one of the most common urinary system disorders. They are caused by bacteria that enter the urethra and can spread to the bladder resulting in cystitis. Pyelonephritis is the result of a UTI that has ascended to the level of the...
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Teratogenicity01:07

Teratogenicity

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The ability of a drug to produce structural deformations and functional abnormalities in the developing embryo or the fetus is called teratogenicity, and the drug producing this effect is known as a teratogen. Teratogenic effects include stillbirth, miscarriage, intrauterine growth restriction, and neurocognitive delay. A teratogen may affect the embryo at different stages of development, which is important in determining the type and extent of the damage. During blastocyst formation, the early...
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Assessing Urinary Tract Junction Obstruction Defects by Methylene Blue Dye Injection
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诊断复杂胎儿生殖尿路形问题的故障排除技巧

April M Griffith1, Paula J Woodward1, Anne M Kennedy1

  • 1From the Department of Radiology and Imaging Sciences, University of Utah Health, 30 N Mario Capecchi Dr, 2nd Floor South, Salt Lake City, UT 84112.

Radiographics : a review publication of the Radiological Society of North America, Inc
|December 21, 2023
PubMed
概括

诊断胎儿的生殖尿路异常需要仔细评估. 本指南为缺失脏和扩张盆等常见发现提供了故障排除技巧,以改善妊娠管理.

科学领域:

  • 医疗成像医学成像
  • 放射学 放射学是一门学科.
  • 胎儿医学 胎儿医学

背景情况:

  • 胎儿生殖尿路异常存在诊断方面的挑战.
  • 准确的诊断对于患者的咨询和管理至关重要.
  • 像橄水和尿这样的并发症很常见.

研究的目的:

  • 为诊断胎儿生殖尿路异常提供故障排除策略.
  • 帮助放射科医生区分各种疾病.
  • 通过准确的产前诊断来改善妊娠管理.

主要方法:

  • 对胎儿生殖尿路异常的诊断挑战的审查.
  • 使用先进的成像技术,如胎儿MRI,具有特定的序列 (T2加权,扩散加权,梯度回忆-回声).
  • 专注于四个关键的观察:单边缺失脏,扩大盆,囊性膜和巨囊.

主要成果:

  • 单边缺失的差异诊断包括生长,融合或迁移异常.
  • 扩大的骨可能表明尿道接口阻塞,反流或重复系统.
  • 囊性变化可以代表多囊性形性脏或阻塞性囊性形;巨囊有不同的原因.

结论:

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  • 准确诊断胎儿的生殖尿路异常对于怀孕管理和结果至关重要.
  • 先进的成像和特定的序列提高了诊断的准确性.
  • 解决常见发现的故障有助于缩小差异诊断和指导临床决策.