D00.07

Clinical Causes: Tobacco use, including smoking and chewing tobacco Heavy alcohol consumption Human papillomavirus (HPV) infection, especially strains linked to oral cancers Poor oral hygiene and chronic irritation from rough teeth or dental appliances Prolonged exposure to sunlight or other environmental carcinogens

Key Symptoms: White or red patches on the tongue that do not heal Persistent soreness or discomfort in the mouth or tongue A lump or thickening in the tongue area Difficulty or pain when swallowing Changes in the color, texture, or sensation of the tongue or surrounding tissues

Diagnosis Path: The diagnosis of carcinoma in situ of the tongue involves a combination of clinical examination and laboratory tests. A healthcare provider may perform a physical check for noticeable lesions, patches, or lumps. To confirm the diagnosis, a biopsy is essential, where a small tissue sample from the suspicious area is examined under a microscope. Imaging studies, such as MRI or CT scans, may be ordered to assess the extent of the lesion and rule out deeper tissue invasion. Early diagnosis is crucial for effective treatment and better prognosis.

Treatment Protocols: The primary treatment for carcinoma in situ of the tongue typically involves removing the abnormal tissue to prevent progression to invasive cancer. Treatment options include: - Surgical excision: Precise removal of the lesion with a margin of healthy tissue - Cryotherapy: Freezing abnormal cells to destroy them - Topical treatments: Application of medicated creams or gels that contain agents like 5-fluorouracil or imiquimod - Regular follow-up and monitoring: To detect any recurrence or new lesions early In some cases, laser therapy might be used to target and eliminate abnormal cells with minimal impact on surrounding tissue. The choice of treatment depends on the size, location, and extent of the lesion, as well as the overall health of the patient.