Blood cancer includes several cancers like leukemia, lymphoma and myeloma that start in the bone marrow or lymphatic system and disrupt normal blood cell production. Common symptoms include fatigue, frequent infections, swollen lymph nodes, unexplained weight loss and easy bruising. Early diagnosis guides care. Treatment options range from chemotherapy and radiation therapy to immunotherapy, targeted therapies and stem cell or bone marrow transplants, all tailored to cancer type and patient health. With insights from Surgical Oncology Solutions, understanding these symptoms and treatments helps patients and families make informed decisions for effective blood cancer care.