Tumor size and focality in breast carcinoma: Analysis of concordance between radiological imaging modalities and pathological examination at a cancer center

•Accurate assessment of clinical and pathological tumor stage is crucial for patient treatment and prognosis•Our study showed significant differences in mean tumor size across all 3 imaging modalities and the final pathology report•MRI had the highest error rate, with a tendency to overestimate tumor size and number of foci•Cases of invasive carcinoma with an extensive intraductal component were most prone to discrepancies with imaging