Robotic approach for lymphadenectomy of internal mammary lymph nodes in breast cancer: Five case reports

Table 1 Patient characteristics

Age	Primary tumor	Site of involvement	IM-LN dimension (SUVmax)	Histopatological examination	Operation time (minute)
77	Lung (adenocarcinoma stage I A2) and breast cancer (infiltrating ductal carcinoma)	Right IM-LN	10 mm × 11 mm (3.9)	Breast carcinoma	98
47	Breast cancer	IM-LN	12 mm × 18 mm (2.7)	Breast carcinoma	95
34	Breast cancer [infiltrating ductal carcinoma ER+ (50%), HER2+, Ki67 (60%)]	Left IM-LN	12 mm × 15 mm (5.0)	Granulomatous adenopathy	140
50	Lung (adenocarcinoma stage I A2) and breast cancer (infiltrating ductal carcinoma pT2)	Right IM-LN	18 mm × 16 mm (4.0)	Breast carcinoma	128
49	No oncological disease	Left IM-LN	12 mm × 16 mm (2.8)	Granulomatous adenopathy	130

ER: Estrogen receptor; HER2: Human epidermal growth factor receptor 2; IM: Internal mammary; LN: Lymph node; SUVmax: Standardized uptake value maximum.