The Use of Sentinel Lymph Node Biopsy in BRCA1/2 Mutation Carriers Undergoing Prophylactic Mastectomy: A Retrospective Consecutive Case-Series Study

Table 1

Descriptive analysis of the prophylactic mastectomy population.

Patient characteristics	Number of patients; ()	%
Age (years), median (IQR)	43.8 (37–51)
BRCA mutation
(i) BRCA1	25	43
(ii) BRCA2	32	57
MRI evaluation prior to surgery	47	82
Surgery description	Number of mastectomies; ()	%
Breast: total mastectomy		100
(i) Type of prophylactic surgery
Total mastectomy	4	5
Skin (+/− nipple) sparing mastectomy	76	95
(ii) Type of reconstruction
Latissimus dorsi flap and definitive breast implant	54	68
Subpectoral breast implant or tissue expander	25	31
Transverse rectus abdominis muscle flap	1	1
Axilla
(i) Sentinel lymph node biopsy	15	19%

IQR: interquartile range.