METAPLASTIC CARCINOMA BREAST WITH OSTEOSARCOMATOUS DIFFERENTIATION -A CASE REPORT

Introduction- Metaplastic carcinoma of the breast is a rare form of breast cancer.Osseous differentiation is much more a rare variant that is encountered.Materials and methods - A 60 year old female presented with a lump in the upper and inner quadrant of the left breast. Patient noticed the lump 3 months back with pain for the past 1 month.On examination the lump was 8x3cm,firm to hard in consistency with restricted mobility. Modified Radical Mastectomy was done.Observations and results - Fine needle aspiration cytology revealed Ductal carcinoma left breast. Modified Radical Mastectomy was done and reported as Metaplastic carcinoma left breast with extensive areas of osteosarcomatous differentiation