In diagnosis of AIDS, criteria include the following except -: (A) CD4<200, (B) CD8<500, (C) CD4 : CD8 = 1, (D) Presence of any of the oppounistic infections tuberculosis, pneumosystic carinii, cytomegalovirus
Answer is B. CD4<200,CD4-CD8 ratio is reversed&presence of oppounistic infection. REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.577