Table 1 CDC stages definition.

From: The rapid CD4 + T-lymphocyte decline and human immunodeficiency virus progression in females compared to males

CD4 + T-Cell

A1

B1

C1

CD4 + T-lymphocyte counts ≥ 500/µƖ

Asymptomatic HIV-infection, Acute primary HIV-infection with illness or history of acute HIV-infection or PGL*

Symptomatic conditions but not with acute HIV-infection, PGL or any HIV indicator conditions

With AIDS indicator conditions

  1. *PGL persistent generalized lymphadenopathy.
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