Get answers to your Breast Cancer questions.
Breast tissue that shows no signs of a mass or calcification is considered normal.
Most abnormal findings on a screening mammogram turn out to be benign or nothing to worry about. However, any new findings or changes must be further evaluated.
A radiology doctor may see the following types of findings on a mammogram:
The American College of Radiology (ACR) has developed a grading system for radiology doctors to use when they report the results of a mammogram. Terms you may hear your doctor use include:
Often, the following tests are also needed:
When mammogram or ultrasound results look suspicious, a biopsy is done to test the tissue and see if it is cancerous. See also:
Qaseem A, Snow V, Sherif K, et al. Screening mammography for women 40 to 49 years of age: A clinical practice guideline from the American College of Physicians. Ann Intern Med. 2007;146(7):511-515.
Smith RA, Saslow D, Sawyer KA, et al. American Cancer Society guidelines for breast cancer screening: Update 2003. CA Cancer J Clin. 2003;53(3):141-169.
U.S. Preventive Services Task Force. Screening for Breast Cancer. U.S. Preventive Services Task Force recommendation statement: 2009 Nov.
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