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Advanced (equivalent to the CDC classification of Group IV C, D and E subtypes, namely AIDS period): T helper cells decreased significantly more with various opportunistic infections and neoplasms, there will be a variety of clinical symptoms of opportunistic infections and diseases of different pathogens, clinical manifestations vary ( United States 65% of AIDS patients with Pneumocystis carinii pneumonia; 3% of the AIDS patients through fiber endoscopy found esophageal candidiasis infection. 20% to 40% of the peripheral neuritis symptoms of the disease may occur in the period). Also with wasting syndrome and dementia. The most common can:
(1) the chances of contracting: Gram-positive or Gram-negative bacteria, Mycobacterium tuberculosis and Mycobacterium birds. Virus (HBV, HSV). Cryptococcus neoformans fungus infection, and candida infection histoplasmosis. Protozoa are Pneumocystis carinii pneumonia, toxoplasmosis, and cryptosporidiosis.
(2) Cancer: Kaposi’s sarcoma, lymphoma and other.
(3) dementia and wasting syndrome: brain cells may be due to the destruction of HIV. Consumption syndrome is obvious weight loss.
The clinical manifestations of advanced AIDS, due to infection or disease pathogens different sites varies. A clinical diagnosis of symptoms, signs and related experimental and related auxiliary identified