TABLE 1.

Surveillance guidelines for survivors at risk for breast cancer and cardiomyopathy

Breast cancer surveillance guidelines
Breast radiation exposure		Surveillance guidelines
≥20 Gy radiation therapy to the chest		Annual mammography starting 8 years after radiation or age 25 years, whichever is last
Cardiomyopathy surveillance guidelines
Age at treatment	Radiation with potential impact to the heart	Anthracycline dose	Recommended frequency
<1 year old	Yes	Any	Every year
	No	<200 mg/m2	Every 2 years
1–4 years old	Yes	Any	Every year
	No	≥100 to <300 mg/m2	Every 2 years
		≥300 mg/m2	Every year
>5 years old	Yes	<300 mg/m2	Every 2 years
		≥300 mg/m2	Every year
	No	≥200 mg/m2 to <300 mg/m2	Every 2 years
		≥300 mg/m2	Every year
Any age with decrease in serial function			Every year