Fig. 2From: The significance of tumour microarchitectural features in breast cancer prognosis: a digital image analysisMicroarchitectural features and axillary lymph node status in grade 2 ER+/HER2– invasive carcinomas NST and mixed NST/special subtype. a 21-mm tumour with axillary lymph node involvement at presentation; nest number = 136, mean nest area = 1132. b 25-mm tumour without lymph node involvement at presentation; nest number = 28, mean nest area = 3935Back to article page