The landscape of cancer treatment is constantly evolving, with cutting-edge advances offering hope for patients. Immunotherapy, which harnesses the body's own defense system to attack cancer cells, has shown remarkable successes. Targeted therapies are also making strides, precisely attacking cancer cells while minimizing damage to healthy tissues.

Breast cancer remains a formidable challenge for patients and medical professionals alike. Conventional treatments, such as chemotherapy and radiation therapy, can be effective but often come with significant side effects. Recently, however, the introduction of immune checkpoint inhibitors like Keytruda has offered a promising avenue for treatment,