Fig. 1
From: Prognostic value of tumor necrosis based on the evaluation of frequency in invasive breast cancer
A Illustration of individual TN classification in the tumor microenvironment. B Study flow to exclude patients with neoadjuvant chemotherapy or radiotherapy, unknown pathological characteristics and follow-up, damaged and tumor-free sections, and necrosis only concentrated in an area not exceeding 2.2 mm. C Extraction and quantification of TNs of one patient. For this patient, a total of 10 regions of interest in the MPM image were acquired