Current treatment guidelines call for patients to start highly active antiretroviral therapy, or HAART, when they have fewer than 350 CD4 cells per milliliter of blood.

• 如果病人的CD4细胞在每升血液中少于350个，现在的治疗方针要求他们进行高效抗逆转录病毒疗法，或叫HAART。