恶性肺结节 (≤1厘米) 的预测因素和名图
1Xingzhi College, Zhejiang Normal University, Jinhua, 321004, China, zjnu.edu.cn.
Canadian respiratory journal
|February 27, 2026
概括
在小肺结节中预测恶性瘤是具有挑战性的. 一种使用结节密度,直径和化的新型诺米图显示,它有望用于识别癌症肺结节.
科学领域:
- 肺部医学 肺部医学
- 放射学 放射学是一门学科.
- 在瘤学瘤学.
背景情况:
- 在小肺结节 (≤10毫米) 中精确预测恶性瘤对于患者管理至关重要.
- 现有的模型往往缺乏足够的预测能力,这些小病变.
研究的目的:
- 为了确定预测肺结节≤10毫米的恶性病变的关键因素.
- 开发和评估这些结节的风险预测模型 (nomogram).
主要方法:
- 对298名肺结节≤1厘米的患者进行了回顾性分析.
- 包括变量:性别,吸烟,结节位置,密度,增强,直径和化.
- 使用前进的逐步选择开发一个名ogram.
主要成果:
- 命名图实现了曲线下的面积 (AUC) 为0.79.
- 恶性瘤的独立预测因素包括部分固体/非固体密度,更大的直径和没有化.
- 最佳值产生了70%的灵敏度,79%的特异性和77%的准确性.
结论:
- 结节密度,直径和化是小肺结节中恶性瘤的重要预测因素.
- 开发的名图表显示了良好的预测性能.
- 建议进行外部验证,特别是关于模型的灵敏度.
更多相关视频
06:46Competing-Risk Nomogram for Predicting Cancer-Specific Survival in Multiple Primary Colorectal Cancer Patients after Surgery
Published on: September 27, 2024
956
07:13Comparison of Predictive Performance of Three Lymph Node Staging Systems in Colorectal Signet Ring Cell Carcinoma Based on Machine Learning Model
Published on: April 18, 2025
789
相关概念视频
Pneumothorax-I
2.2K
A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
2.2K
Pneumothorax-II
1.7K
Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
Clinical Manifestations:
1.7K
Radiological Investigation II: MRI and Ventilation Perfusion Scan
1.0K
Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
1.0K
