The field of cancer treatment is constantly evolving, with recent discoveries offering promise for patients. Immunotherapy, which harnesses the body's own protection system to attack cancer cells, has shown remarkable results. Targeted therapies are also making strides, specifically attacking cancer cells while minimizing damage to healthy tissues.

Breast cancer remains a formidable challenge for patients and medical professionals alike. Standard 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 new avenue for treatment, particula