Oral nevi, melanotic macules on the lip, atypical amalgam tattoos, melanoacanthomas, and lesions caused by embedded foreign bodies or by perforating injuries of the oral mucosa all require biopsy, since...
<p>Viral and fungal infections, autoimmune conditions, immunodeficiency, drug reactions, contact allergy, and trauma all can precipitate punctate oral lesions. Herpetic lesions must be distinguished...
