US women must be told breast density after mammogram, says FDA

Women in the US attending mammography services must be told whether they have dense breast tissue, which can make it harder to detect breast cancer and may require further tests, the US Food and Drug Administration (FDA) has ruled.12

Several states already require mammography facilities to inform women of their breast density when they have mammograms, which are recommended annually or biannually for most women over 40. Some organisations recommend a different schedule for women at higher risk.

Dense breasts are common, but they …