1)Periodontal treatment and extraction of unrestorable teeth should be performed before transplantation.

2) Oral hygiene techniques, including tooth brushing, flossing, diet modification, use of antimicrobial mouth rinses and topical fluorides are initiated, reviewed, and used by all patients.
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For patients who are about to undergo radiation therapy for head and neck cancer, a dental examination before treatment can do more than give them a healthier smile. By precluding many complications that could jeopardize treatment options or delay recovery, a pretreatment dental evaluation can also give patients something to smile about more successful radiation treatment and a smoother recovery.

According to clinical studies, irradiation immediately puts the patient with head and neck cancer at high risk for treatment-related complications including dry mouth (xerostomia), oral infections, oral muscle fibrosis, and jawbone destruction (osteoradionecrosis).
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PREMALIGNANT LESIONS IN ORAL CAVITY

Classification schemes for lesions of the oral cavity typically have used the clinical appearance of lesions to determine which are premalignant. (1) Leukoplakia and erythroplakia are two clinical lesions widely considered to be premalignant. However, using clinical features to classify lesions is difficult because they vary in appearance and are likely to be interpreted subjectively by the clinician. A histopathologic diagnosis is generally more indicative of premalignant change than clinically apparent alterations.
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Alcohol
Does alcohol increase cancer risk?

Alcohol increases the risk of cancers of the mouth, pharynx, larynx, esophagus, liver, and breast. People who drink alcohol should limit their intake to no more than two drinks per day for men and one drink per day for women.A drink is defined as 12 ounces of beer, 5 ounces of wine,or 1.5 ounces of 80-proof distilled spirits.
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