Impact of clinical-pathological factors on locoregional recurrence in mastectomy patients with T1-2N1 breast cancer: who can omit adjuvant radiotherapy?

[1] Poortmans PM(2020)Internal mammary and medial supraclavicular lymph node chain irradiation in stage I-III breast cancer (EORTC 22922/10925): 15-year results of a randomised, phase 3 trial Lancet Oncol 21 1602-1610

[2] Weltens C(2014)Effect of radiotherapy after mastectomy and axillary surgery on 10-year recurrence and 20-year breast cancer mortality: meta-analysis of individual patient data for 8135 women in 22 randomised trials Lancet 383 2127-2135

[3] Fortpied C(2016)Postmastectomy Radiotherapy: An American Society of Clinical Oncology, American Society for Radiation Oncology, and Society of Surgical Oncology Focused Guideline Update J Clin Oncol 34 4431-4442

[4] McGale P(2019)Postmastectomy radiotherapy in T1–2 patients with one to three positive lymph nodes - Past, present and future Breast 48 73-81

[5] Taylor C(2013)Clinical relevance of lymph node ratio in breast cancer patients with one to three positive lymph nodes Br J Cancer 109 1165-1171

[6] Recht A(2017)Incorporating risk factors to identify the indication of post-mastectomy radiotherapy in N1 breast cancer treated with optimal systemic therapy: a multicenter analysis in Korea (KROG 14–23) Cancer Res Treat 49 739-747

[7] Comen EA(2010)American Society of Clinical Oncology/College Of American Pathologists guideline recommendations for immunohistochemical testing of estrogen and progesterone receptors in breast cancer J Clin Oncol 28 2784-2795

[8] Fine RE(2018)Human epidermal growth factor receptor 2 testing in breast cancer: American Society of Clinical Oncology/College of American pathologists clinical practice guideline focused update J Clin Oncol 36 2105-2122

[9] Kassak F(2007)Is the benefit of postmastectomy irradiation limited to patients with four or more positive nodes, as recommended in international consensus reports? A subgroup analysis of the DBCG 82 b&c randomized trials Radiother Oncol 82 247-253

[10] Rossier C(2012)Impact of postmastectomy radiation on locoregional recurrence in breast cancer patients with 1–3 positive lymph nodes treated with modern systemic therapy Int J Radiat Oncol Biol Phys 83 e577-581

[1] Poortmans PM(2020)Internal mammary and medial supraclavicular lymph node chain irradiation in stage I-III breast cancer (EORTC 22922/10925): 15-year results of a randomised, phase 3 trial Lancet Oncol 21 1602-1610

[2] Weltens C(2014)Effect of radiotherapy after mastectomy and axillary surgery on 10-year recurrence and 20-year breast cancer mortality: meta-analysis of individual patient data for 8135 women in 22 randomised trials Lancet 383 2127-2135

[3] Fortpied C(2016)Postmastectomy Radiotherapy: An American Society of Clinical Oncology, American Society for Radiation Oncology, and Society of Surgical Oncology Focused Guideline Update J Clin Oncol 34 4431-4442

[4] McGale P(2019)Postmastectomy radiotherapy in T1–2 patients with one to three positive lymph nodes - Past, present and future Breast 48 73-81

[5] Taylor C(2013)Clinical relevance of lymph node ratio in breast cancer patients with one to three positive lymph nodes Br J Cancer 109 1165-1171

[6] Recht A(2017)Incorporating risk factors to identify the indication of post-mastectomy radiotherapy in N1 breast cancer treated with optimal systemic therapy: a multicenter analysis in Korea (KROG 14–23) Cancer Res Treat 49 739-747

[7] Comen EA(2010)American Society of Clinical Oncology/College Of American Pathologists guideline recommendations for immunohistochemical testing of estrogen and progesterone receptors in breast cancer J Clin Oncol 28 2784-2795

[8] Fine RE(2018)Human epidermal growth factor receptor 2 testing in breast cancer: American Society of Clinical Oncology/College of American pathologists clinical practice guideline focused update J Clin Oncol 36 2105-2122

[9] Kassak F(2007)Is the benefit of postmastectomy irradiation limited to patients with four or more positive nodes, as recommended in international consensus reports? A subgroup analysis of the DBCG 82 b&c randomized trials Radiother Oncol 82 247-253

[10] Rossier C(2012)Impact of postmastectomy radiation on locoregional recurrence in breast cancer patients with 1–3 positive lymph nodes treated with modern systemic therapy Int J Radiat Oncol Biol Phys 83 e577-581