INFECTIOUS WHITE LESIONS , WHITE & RED LESIONS
ORAL HAIRY LEUKOPLAKIA
Corrugated white lesion that usually occurs on the lateral or ventral surface of the tongue in patients with severe immunodeficiency
Most common associated disease is HIV infection
Present in 25% of adults with HIV infection but is not as common in children
Prevalence reaches 80% in AIDS
Epstein-Barr virus is implicated as the causative agent
Occasionally reported in patients with other immunosuppressive conditions (patients undergoing organ transplantation, or on prolonged steroid therapy)
Rare cases may occur in immunocompetent persons after topical steroid therapy