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

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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

  1. Chemotherapy

    • Uses drugs to kill cancer cells or stop their growth.
    • Can be systemic (affecting the whole body) or localized.
  2. Radiation Therapy

    • Uses high-energy rays to target and destroy cancer cells.
    • Can be external beam radiation or internal (brachytherapy).
  3. Surgery

    • Aimed at removing the tumor and some surrounding healthy tissue.
    • May be curative or palliative.
  4. Targeted Therapy

    • Focuses on specific genetic mutations or proteins involved in cancer growth.
    • Generally has fewer side effects compared to traditional chemotherapy.
  5. Immunotherapy

    • Boosts the body’s immune system to fight cancer.
    • Includes checkpoint inhibitors, monoclonal antibodies, and vaccines.
  6. 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

  1. Palliative Care: Focuses on relieving symptoms and improving quality of life.
  2. Nutritional Support: Essential to maintain strength and well-being during treatment.
  3. Psychosocial Support: Counseling and support groups for emotional well-being.
  4. 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.

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