一个临床显微镜数据集,开发一个深度学习的尿路感染诊断测试
Natasha Liou1,2, Trina De3,4, Adrian Urbanski3,4
1Bladder Infection and Immunity Group (BIIG), UCL Centre for Kidney & Bladder Health, Division of Medicine, University College London, Royal Free Hospital Campus, London, UK.
Scientific data
|February 1, 2024
概括
这项研究引入了注释性尿细胞的新数据集,以帮助诊断尿路感染 (UTI). 该资源使机器学习能够使用简单的成像系统实现更快,更容易访问的尿路感染诊断.
科学领域:
- 医疗成像医学成像
- 计算机视觉 计算机视觉
- 机器学习 机器学习
背景情况:
- 尿路感染 (UTI) 诊断依赖于手动尿液显微镜,这是劳动密集型和容易出错的.
- 缺乏临床图像数据集阻碍了计算机视觉用于尿路感染诊断的采用.
研究的目的:
- 提供来自尿路感染患者的注释性尿细胞的开放访问数据集.
- 为了证明这个数据集在训练用于自动细胞识别的深度学习模型中的实用性.
主要方法:
- 从症状性尿路感染患者的未染色尿液创建了一个由300张图像组成的开放数据集,其中包括3,562个手动注释的尿细胞 (七个类别).
- 一个新的深度学习架构,带有随机补丁生成器的Patch U-Net,使用这个数据集进行了训练.
主要成果:
- 补丁U-Net模型被成功训练来识别尿道细胞.
- 该数据集有助于开发自动化尿路感染诊断工具.
结论:
- 这一注释数据集是推进计算机辅助尿路感染诊断的宝贵资源.
- 开发的深度学习方法表明,在临床环境中使用简单的成像技术,对近乎普遍的尿路感染诊断充满希望.
相关概念视频
Urinary Tract Infection I: Introduction
Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...
Urinary Tract Infection II: Pathophysiology
The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care
A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...
Urine Studies II: Urine Culture and Sensitivity Test
A urine culture and sensitivity test is a diagnostic procedure used to identify urinary tract bacterial infections and determine the most effective antibiotics for treatment. This test is generally preferred when a patient shows manifestations of a urinary tract infection, such as frequent or painful urination, cloudy or foul-smelling urine, or lower abdominal pain.Purpose of the TestThe primary goals of a urine culture and sensitivity test are to:Determine the specific bacteria causing the...
Microbiota of the Urogenital Tract
The human urogenital system, once thought to be sterile in healthy individuals, is now recognized as a complex microbial habitat. Advancements in molecular sequencing techniques have revealed that even in healthy adults, the kidneys and bladder harbor microbial populations similar to those found in the distal urethra, albeit in much lower abundance. These resident microorganisms, while generally innocuous, can become opportunistic pathogens under conditions that alter the urogenital...
Automated Microbial Diagnostics
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...


