The main clinicopathologic features of those eight patients were as follows: six patients (75%) were ≤ 50 years; four patients (50%) each had clinical stage IIB and IIIA, respectively; tumour grade II/III in 2/6 patients; lymphovascular space invasion −ve/unknown in 6/2 patients; ER+/ER− in 3/5 patients; PR+/PR− in 1/7 patients; and HER-2+/HER-2− in 4/4 patients. Here, ERBB2 is linked to neoplasm.