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What are the methods of cancer detection...

What are the methods of cancer detection? Describe the common approaches for treatment of cancer.

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(i) Methods of cancer detection:
(a) Histopathological and cytologic methods e.g. biopsy of affected tissue.
(b) DNA probe analysis by biomolecules.
(c) By use of biochemical tumour markers.
(d) Gastroscopy for stomach cancer and laparoscopy for cancer of pelvic area.
(e) Radiological methods like X-rays and CT-scans.
(ii) Methods of treatment of cancer:
(a) Radiation therapy (b) Hormonal therapy (c) Surgery (d) Chemotherapy (e) Immunotherapy (f) Gene therapy
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