胆管样本检测胆管入侵肝细胞癌的胆管样本检测:一个被低估的实体
Teddy Sutardji Nagaria1, Isaac Raijman2, Mohamed O Othman3
1Department of Pathology, McGill University, Montreal, Quebec, Canada.
iGIE : innovation, investigation and insights
|February 6, 2026
概括
肝细胞癌 (HCC) 侵入胆管 (BDI) 呈现出明显的胆管学特征,使其与胆管癌 (CC) 不同. 病理学家必须使用生物标志物来区分这些罕见病例.
科学领域:
- 肝胆病理学 肝胆病理学
- 胃肠病学 胃肠病学
- 在瘤学瘤学.
背景情况:
- 肝细胞癌 (HCC) 引起的胆管侵袭 (BDI) 是一种罕见的疾病.
- 关于BDI的HCC的临床,胆血管镜和病理特征的数据有限.
- 与胆管癌 (CC) 的比较对于准确诊断至关重要.
研究的目的:
- 阐明BDI的HCC的临床,胆血管镜和病理特征.
- 将这些特征与胆管癌 (CC) 的特征进行比较.
- 提高诊断准确度,以区分HCC BDI和CC.
主要方法:
- 七个HCC与BDI案例和七个CC案例的回顾性比较.
- 诊断是基于2016年至2020年间的胆血管镜活检采样.
- 分析包括临床表现,成像,胆血管镜检测结果和免疫组织化学的组织病理学.
主要成果:
- 与CC患者相比,HCC患者年轻 (中位数为64岁),肝硬化 (77%) 和AFP升高 (57%) 率较高.
- 胆管透视显示HCC具有质量的非圆周狭窄,而CC显示了更多的状/状突出.
- 组织病理学和免疫组织化学对于区分差异化HCC和CC的差异化是必不可少的,因为它们具有重叠的特征.
结论:
- 在胆管镜检查中,具有光质的非环形收缩表明HCC与BDI.
- 病理学家应利用肝细胞和胆细胞生物标志物来区分HCC BDI与CC和其他转移性瘤.
- 准确的区分对于适当的患者管理至关重要.
相关概念视频
Bile
4.3K
Bile is a crucial bodily fluid, characterized by its yellow-green color and alkaline nature. Produced in the liver, it is transported through the common hepatic duct into either the cystic duct, leading to the gallbladder, or directly into the common bile duct. The flow of bile is regulated by the sphincter of Oddi located at the entrance of the duodenum. When this sphincter is closed, bile is redirected to the gallbladder for storage and concentration.
Bile is released when dietary fats enter...
Bile is released when dietary fats enter...
4.3K
Alveoli and Alveolar Ducts
5.9K
The respiratory zone of the human body, which stands in contrast to the conducting zone, comprises the structures that actively participate in the exchange of gases. The initiation of this zone is marked by the terminal bronchioles converging into respiratory bronchioles, the tiniest bronchiole classification. The respiratory bronchioles give way to the alveolar ducts that opens into a congregation of alveoli. Actively involved in gas exchange, alveoli resemble tiny sacs similar to clusters of...
5.9K
Renal Tubule and Collecting Duct
3.5K
The renal tubule is divided into three parts: the proximal convoluted tubule (PCT), the Loop of Henle (LOH), and the distal convoluted tubule (DCT).
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...
3.5K
Accessory Ducts of the Male Reproductive System
3.3K
The male reproductive system is a complex network of organs and tissues that work together to produce and transport sperm. The epididymis, vasa deferens, ejaculatory ducts, and urethra are the accessory ducts involved in sperm maturation and transportation. These ducts play a critical role in the production and transportation of sperm from the testes to the urethra, where it is then released during ejaculation.
The epididymis is a small, comma-shaped organ located at the back of each testicle....
The epididymis is a small, comma-shaped organ located at the back of each testicle....
3.3K
Reabsorption and Secretion in the DCT and Collecting Duct
3.4K
The early phase of the DCT manages the reabsorption of approximately 10-15% of filtered water, 5–10% of filtered sodium, and 5–10% of filtered chloride. This process is facilitated by Na+–Cl− symporters in apical membranes and sodium-potassium pumps, as well as Cl− leakage channels in basolateral membranes. The early DCT also stands out as a site where parathyroid hormone (PTH) stimulates calcium reabsorption, depending on the body's requirements.
The distal...
The distal...
3.4K
Sampling Methods: Sample Types
3.3K
Sampling materials are classified into three main types: solid, liquid, and gas.
Solid samples include a variety of substances, such as sediments from water bodies, soil, metals, and biological tissues. Two standard methods for extracting sediments from water bodies are grab sampling and piston coring. Grab sampling involves using a device to collect a discrete sediment sample from the bottom of a water body with minimal disturbance. Grab samples do not always represent the entire area due to...
Solid samples include a variety of substances, such as sediments from water bodies, soil, metals, and biological tissues. Two standard methods for extracting sediments from water bodies are grab sampling and piston coring. Grab sampling involves using a device to collect a discrete sediment sample from the bottom of a water body with minimal disturbance. Grab samples do not always represent the entire area due to...
3.3K


