“…Prevalence of other oral lesions commonly associated with HIV also varies according to region of the world and the population examined (Patton et al, 2002). According to the review by Patton et al (2002), Kaposi's sarcoma was reported to be present in 12% of 83 heterosexual AIDS patients in Kinshasa, Zaire (Tukutuku et al, 1990), while higher frequency of 38% was found among 84 AIDS patients in the United States (Roberts et al, 1988). HIV-related periodontal lesions, namely linear gingival erythema, necrotizing ulcerative gingivitis and necrotizing ulcerative periodontitis were found in up to 22% of patients in New York (Lamster et al, 1994), 24% in Argentina (Gillespie & Mariño, 1993), and 23% in India (Anil & Challacombe, 1997), respectively.…”