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  • Does a callback for an ultrasound after a mammogram always indicate an abnormality?
  • Does a callback for an ultrasound after a mammogram always indicate an abnormality?

    Dense breast tissue is common in Thai women which can potentially be difficult to detect abnormal lumps on a mammogram alone. Therefore, some individuals may need to undergo both mammogram and ultrasound for diagnostic accuracy.

    Source: According to statistics from the Thanyarak Breast Center, 77.5% of women who come for examination have dense breast tissue. In this group, approximately 20% of breast cancers cannot be detected by mammogram.