Oncology
Asst. Prof. Dr. Momena Begum | Child Blood Diseases & Cancer Specialist
Oncology treatment focuses on the diagnosis and management of cancer. Here’s an overview of common cancer treatments, approaches, and supportive care options:
Common Cancer Types and Treatments
Breast Cancer
- Surgery: Lumpectomy or mastectomy.
- Radiation Therapy: Often after surgery to eliminate remaining cancer cells.
- Chemotherapy: Before (neoadjuvant) or after (adjuvant) surgery.
- Hormonal Therapy: For hormone receptor-positive cancers.
- Targeted Therapy: Drugs that target specific cancer cell characteristics.
Lung Cancer
- Surgery: Depending on the stage, removing part of or the entire lung.
- Chemotherapy: Used for both non-small cell and small cell lung cancers.
- Targeted Therapy: For specific mutations (e.g., EGFR).
- Immunotherapy: Boosts the immune response against cancer.
Colorectal Cancer
- Surgery: Resection of the tumor and surrounding tissue.
- Chemotherapy: Often used post-surgery to reduce recurrence.
- Targeted Therapy: For advanced stages, focusing on specific markers.
Prostate Cancer
- Active Surveillance: For slow-growing cancers.
- Surgery: Prostatectomy for localized disease.
- Radiation Therapy: External or brachytherapy options.
- Hormonal Therapy: To reduce testosterone levels.
Leukemia and Lymphoma
- Chemotherapy: Primary treatment for many leukemias and lymphomas.
- Stem Cell Transplant: For high-risk or relapsed cases.
- Immunotherapy: CAR T-cell therapy for certain leukemias and lymphomas.
General Treatment Approaches
Chemotherapy
- Uses drugs to kill cancer cells or stop their growth.
- Can be systemic (affecting the whole body) or localized.
Radiation Therapy
- Uses high-energy rays to target and destroy cancer cells.
- Can be external beam radiation or internal (brachytherapy).
Surgery
- Aimed at removing the tumor and some surrounding healthy tissue.
- May be curative or palliative.
Targeted Therapy
- Focuses on specific genetic mutations or proteins involved in cancer growth.
- Generally has fewer side effects compared to traditional chemotherapy.
Immunotherapy
- Boosts the body’s immune system to fight cancer.
- Includes checkpoint inhibitors, monoclonal antibodies, and vaccines.
Hormonal Therapy
- Used for cancers that are sensitive to hormones (e.g., breast and prostate cancer).
- Involves medications that block hormone production or action.
Supportive Care
- Palliative Care: Focuses on relieving symptoms and improving quality of life.
- Nutritional Support: Essential to maintain strength and well-being during treatment.
- Psychosocial Support: Counseling and support groups for emotional well-being.
- Pain Management: Medications and therapies to alleviate discomfort.
Conclusion
Oncology treatment is tailored to the individual patient based on the type of cancer, its stage, and the patient’s overall health. A multidisciplinary team, including oncologists, nurses, nutritionists, and social workers, often collaborates to provide comprehensive care. If you or someone you know is facing cancer, it’s important to consult a specialized oncologist for personalized treatment options.