All five out of 70 cases that were positive for HER2 neu expression belonged to stage III and stage IV carcinoma, and five out of 64 (7.8%), which is identical to the study conducted by Vats et al. [19], with nine out of 40 (22.5%) cases, were of stage III and stage IV carcinomas. The gene discussed is ERBB2; the disease is carcinoma.