A 50-year-old woman presents for a follow-up visit after an abnormal lesion was identified in her right breast. A stereotactic core needle biopsy reveals high-grade ductal carcinoma in situ (DCIS) with comedo necrosis, and the tumor is estrogen receptor-positive (ER+). Which of the following is true about ductal carcinoma in situ (DCIS)?

By usmlevideoss