Use Convolutional Neural Networks Analysis for Classification of Contrast-enhancing Lesions at Multiparametric Breast MRI. Build an abbreviated protocal, and investigate whether an abbreviated protocol was suitable for breast magnetic resonance imaging screening for breast cancer in high-risk Chinese women, which can shorten the examination time and avoid enhanced imaging while ensuring the accuracy of the diagnosis.
Study Type
OBSERVATIONAL
Enrollment
5,000
no intervention
Peking university people's hospital
Beijing, Beijing Municipality, China
RECRUITINGPeking University People's Hospital
Beijing, Beijing Municipality, China
RECRUITINGscreening yield
compare the rates of detection of breast cancers in the screening of high-risk populations between the Breast MRI full sequence, contrast-enhanced and non-contrast-enhanced sequence.
Time frame: 5 years
The accuracy of radiologists and deep learning models
compare the sensitivity,specificity, positive predictive value and negative predictive value of breast tumor detection by radiologists and deep learning models.
Time frame: 5 years
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