Huang Juan, Yu Jianqun, Peng Yulan
Department of Radiology, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, P.R. China.
Oncol Lett. 2016 May;11(5):3522-3526. doi: 10.3892/ol.2016.4422. Epub 2016 Apr 7.
The present study aimed to investigate the dynamic contrast enhanced magnetic resonance imaging (DCE-MRI) and World Health Organization (WHO) histopathological grade in patients with invasive ductal breast cancer. A retrospective analysis on the results of DCE-MRI of 92 patients, who were diagnosed with invasive ductal breast cancer following surgery or biopsy, and these results were correlated with WHO histopathological grade. The statistical analysis demonstrated that the tumor size, shape and characteristics of early enhancement were associated with the WHO histopathological grade: The larger the lesion's long diameter, the higher the WHO histopathological grade; the WHO histopathological grades of round and oval masses were relatively lower, while those of lobulated and irregular masses were higher; and tumors with heterogeneous and ring-like enhancement exhibited higher WHO histopathological grades, while those of homogeneous enhancement were lower. The lesion's margin shape was not associated with the WHO histopathological grade. The present study demonstrates that features of DCE-MRI and WHO histopathological grade in patients with invasive ductal breast cancer are correlated, and these MRI features could be used to evaluate the biological behavior and prognosis of lesions.
本研究旨在探讨浸润性导管癌患者的动态对比增强磁共振成像(DCE-MRI)与世界卫生组织(WHO)组织病理学分级之间的关系。对92例经手术或活检确诊为浸润性导管癌患者的DCE-MRI结果进行回顾性分析,并将这些结果与WHO组织病理学分级相关联。统计分析表明,肿瘤大小、形态及早期强化特征与WHO组织病理学分级相关:病变长径越大,WHO组织病理学分级越高;圆形和椭圆形肿块的WHO组织病理学分级相对较低,而分叶状和不规则肿块的分级较高;强化不均匀及环状强化的肿瘤WHO组织病理学分级较高,而均匀强化的肿瘤分级较低。病变边缘形态与WHO组织病理学分级无关。本研究表明,浸润性导管癌患者的DCE-MRI特征与WHO组织病理学分级相关,这些MRI特征可用于评估病变的生物学行为和预后。
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