What are the three distinct phases of HIV pathogenesis?

Updated: Jul 01, 2019
  • Author: Nicholas John Bennett, MBBCh, PhD, MA(Cantab), FAAP; Chief Editor: Michael Stuart Bronze, MD  more...
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Answer

Clinical HIV infection undergoes 3 distinct phases: acute seroconversion, asymptomatic infection, and AIDS. Each is discussed below. (See the image below.)

Timeline of CD4 T-cell and viral-load changes over Timeline of CD4 T-cell and viral-load changes over time in untreated human immunodeficiency virus (HIV) infection. Courtesy of Wikipedia (based on an original from Pantaleo et al (1993)).

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