Maybe you are misunderstanding, I not mean CD4 is 720, I mean the CD4/CD8=0.72 and the CD4 Is only 500 and the CD8 is 700, so I am very afraid it.And the symptoms, I have lot of them, such as dry cough, ningt sweat, flever,lymph become bigger and so on. now I am really very helpless, I think maybe a new virus