TY - CHAP M1 - Book, Section TI - HIV Primary Care A1 - Prasad, Ramakrishna A2 - South-Paul, Jeannette E. A2 - Matheny, Samuel C. A2 - Lewis, Evelyn L. PY - 2015 T2 - CURRENT Diagnosis & Treatment: Family Medicine, 4e AB - ESSENTIALS OF DIAGNOSISDiagnosis of HIV infection is made by HIV antibody testing by ELISA, confirmed by Western blot or multispot ELISA.Absolute CD4 lymphocyte count is widely used for staging HIV disease. Acquired immune deficiency syndrome (AIDS) is defined as a CD4 <200 cells/μL. AIDS represents advanced HIV disease that is associated with opportunistic infections or malignancy in the absence of treatment.HIV RNA level (viral load) is used to monitor response to antiretroviral therapy. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1106852920 ER -