Out of syphilitic glossitis, plummer vinson syndrome Mikulicz’s syndrome and hepatitis A; which of these predispose to squamous cell arcinoma ________?

ID reaction is associated with________?

A patient with carinoma cheek has tumor of 2.5 cms located close to and involving the lower alveolus. A single mobile homolateral node measuring node measuring 6 cm is palpable. Based on these clinical findings TNM stage of the tumor is________?

Acute herpetic gingivostomatitis________?

Increased incidence of squamous cell carcinoma of the skin is due to all except________?

Most common site of oral leukoplakia is________?