相关实验视频
Updated: Jul 7, 2026

10:58
Application of End-to-end Anastomosis in Robotic Central Pancreatectomy
Published on: June 2, 2018
在1型神经纤维素瘤症中胆管异常的发生频率
T Yasunari1, K Shiraki, H Hattori
1Department of Ophthalmology, Osaka City University Medical School, Osaka, Japan. taka@med.osaka-cu.ac.jp
Lancet (London, England)
|October 21, 2000
概括
神经纤维素瘤病1通常会影响胆管,通过红外成像和绿色血管学揭示异常. 这些发现是传统方法无法检测的,突出显示了胆.
科学领域:
- 眼科医生 眼科 眼科
- 医疗成像医学成像
- 遗传学 是一个遗传学.
背景情况:
- 神经纤维素病1 (NF1) 是一种遗传性疾病,具有各种眼部表现.
- 从历史上来看,很难评估NF1的冠状腺参与.
- 影像技术的进步,包括扫描激光眼镜镜检查 (SLO) 和内绿色血管学 (ICGA),使得详细的胸腔检查成为可能.
研究的目的:
- 在患有神经纤维化病的患者中检查胆道异常 1.
- 为了比较胆道异常的频率与NF1.1中的其他眼部发现.
- 评估红外SLO和ICGA在检测这些变化的有用性.
主要方法:
- 研究了17名NF1患者的33只眼睛,使用常规眼镜镜和红外共聚焦SLO.
- 结果与39个年龄匹配的对照组的76只眼睛进行了比较,这些对照组使用了共聚焦的SLO.
- 对11名成年NF1患者和对照进行光素血管造影和ICGA.
主要成果:
- 所有33个NF1眼睛都通过红外SLO在后极呈现出明亮的斑点区域.
- 这些区域对应于ICGA上的低光区域,表明胆道异常.
- 传统的眼镜镜和光素血管学没有发现异常;对照没有显示任何异常.
结论:
- 红外SLO和ICGA检测到NF1.1中以前未被识别的胆道异常.
- 这种高患病率 (100%) 表明状腺是神经纤维化病1的主要点.
- 这些成像技术对于诊断和理解NF1.1眼部参与至关重要.
相关概念视频
Barrett Esophagus-I: Introduction
Barrett's esophagus is a medical condition where the esophageal mucosa is significantly damaged by stomach acid or other digestive fluids, often due to long-term exposure associated with gastroesophageal reflux disease (GERD). In GERD, a weakened or abnormally relaxed lower esophageal sphincter allows stomach acid to flow persistently into the esophagus.
This constant acid exposure transforms the esophagus's pink mucosal lining (stratified squamous epithelium) into a type of lining more similar...
This constant acid exposure transforms the esophagus's pink mucosal lining (stratified squamous epithelium) into a type of lining more similar...
Esophageal Strictures-I: Introduction
Esophageal strictures involve abnormal narrowing or tightening of the esophagus. They vary in length and severity, ranging from mild constriction to complete obstruction, and are classified as benign (noncancerous) or malignant (cancerous).
Etiology
The primary cause of esophageal strictures is long-standing gastroesophageal reflux disease (GERD), accounting for about 70 to 80% of adult cases. Chronic acid reflux can lead to injury and scarring of the esophageal lining, culminating in...
Etiology
The primary cause of esophageal strictures is long-standing gastroesophageal reflux disease (GERD), accounting for about 70 to 80% of adult cases. Chronic acid reflux can lead to injury and scarring of the esophageal lining, culminating in...
Esophageal Varices-I: Introduction
Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...
Mitral Valve Prolapse I: Introduction
IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
Aneurysm I: Introduction
An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
Esophageal Achalasia
Esophageal achalasia is a chronic neurogenic disorder characterized by impaired relaxation of the lower esophageal sphincter (LES) and absent or ineffective peristalsis in the distal esophagus. This leads to a functional obstruction without a physical blockage, despite significant disruption of esophageal motility.EtiologyAchalasia is caused by degeneration of the myenteric (Auerbach's) plexus, specifically the loss of inhibitory ganglion cells that produce vasoactive intestinal peptide (VIP)...

