Trastuzumab Induced Thrombocytopenia in Early Breast Cancer: Case Report and Review of Literature

Thrombocytopenia is a commonly encountered during course of chemotherapy. Breast cancer is the most common cancer in women worldwide. A 58 years old lady, diagnosed case of carcinoma breast left side (early stage) on adjuvant trastuzumab therapy developed progressive thrombocytopenia. The treatment was stopped and started on oral steroids. The platelet count recovered slowly on oral steroids. In this review we have highlighted a very rarely encountered side effect of trastuzumab induced thrombocytopenia.