Application of the indication of breast MRI

MRI is widely used in the survey and assist in the development of treatment programs, as well as follow-up. At physical examination, the breast MRI for high-risk breast cancer (BRCA1 and BRCA2 gene carriers), there is family history of breast cancer or breast X-ray abnormality prompts. There is family history of breast cancer, their risk of breast cancer increased 20% or more. And breast X-ray and ultrasound compared, MRI tube for small invasive cancer or carcinoma in the sensitivity, specificity and PPV have a distinct advantage. Contralateral breast MRI can check whether there is a new disease, to search axillary metastasis and primary tumor biopsy confirmed atypical hyperplasia and carcinoma in situ tubule. MRI can also be diagnosed breast X-ray photography of a number of suspected lesions, especially for unilateral disease only to determine the scope of malignant lesions, chest wall metastasis and preoperative staging. In the development of breast surgery, a clear primary tumor size and central or multifocal is very necessary. After surgery in breast cancer, MRI for evaluation of a number of residual disease, especially in pathological diagnosis of lesions of the positive edge. MRI is also used to evaluate the response of adjuvant chemotherapy, the pathology confirmed invasive lobular carcinoma, MRI lesions to assess the scope of multifocal, multicentric, which is characterized by other physical examination and breast X-ray photography more difficult . The pathology confirmed a small invasive duct carcinoma, in part to determine treatment of breast, still the scope of MRI evaluation of lesion. Radical Surgery for Cancer of the breast, MRI evaluation of whether there is chest wall invasion. Lesions in the tumor, MRI or clinical evaluation of suspected recurrence of breast X-ray photography or discoverer Although there is no positive breast cancer patients who relapse with Reconstruction. Another important application is to identify indications of postoperative scar tissue and tumor recurrence.