Table 1.

Patient and treatment characteristics

N = 19	Median (range)
Age (y)	38 (26-61)
Surgery
Breast conservation	3
Mastectomy	16
Sentinel node biopsy	4
Axillary lymph node dissection	15
Postmastectomy reconstruction	12
Axillary nodes removed	16 (2-27)
Lymph nodes positive	2 (0-18)
Systemic therapy
Neoadjuvant chemotherapy	15
Adjuvant chemotherapy	2
Doxorubicin	17
HER2-directed therapy	7
Trastuzumab	7
Pertuzumab	7
Hormone therapy	13
Dosimetry
Cardiac mean (cGy)	475 (187-698)
Cardiac max (cGy)	2999 (1560-4793)
Laterality
Right	1
Left	18