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- Specific tests depend on the location of the cancer.
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- Physical Examination
- • Inspection of the oral and nasal cavities, using mirrors and telescopes.
- • Examination of suspicious lesions with the fingers (palpation), as well as examination of the back of the tongue.
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- Blood and Other Tests
- • Epstein-Barr (EB) virus antibody measurements may be helpful in diagnosing hidden nasopharyngeal primary
- cancer in patients with metastatic cancer in the cervical Iymph nodes .
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- Imaging
- • X-rays of the sinuses and skull.
- • CT and MRI scans, barium esophogram, laryngogram and chest x-ray.
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- Endoscopy and Biopsy
- • Biopsy of suspicious lesions.
- • In cases of metastatic cancer in cervical lymph nodes, biopsy of apparently normal tissues in the tonsils,
- throat and nasopharynx may be necessary to discover the site of origin.
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