Oncology is the medical field that studies cancer progression, diagnosis, causes, treatment, and its relation with inheritance. Oncology is referred as “cancer science” in Turkish. Oncology is a subspecialty of internal medicine.

Professionals who specialized in the diagnosis and treatment of solid tissue, and blood and lymphatic system cancers are called oncologists. Today, oncology id divided into subsections:

• Gynecological oncology. Oncology specialty that related with diagnosis and treatment of cancers of female reproductive system organs.
• Medical oncology. Oncology branch that specialized on chemotherapy treatment of cancers.
• Pediatric oncology. Oncology specialty about the diagnosis and treatment of childhood cancers.
• Radiation oncology. Oncology specialty on radiotherapy, which is a method of cancer treatment.
• Surgical oncology. Oncology branch that covers surgical operations for biopsy and tumor removal procedures.