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Classification of HIV infection / AIDS

 
Author: Alexey Portnov, family doctor
Date created: 22.05.2011
Last reviewed: 04.07.2025

Classification of HIV infection

WHO recommends distinguishing four stages of the disease:

  • initial (acute);
  • persistent generalized lymphadenopathy;
  • AIDS-associated complex as pre-AIDS;
  • full-blown AIDS.

In addition, recently it has been proposed to identify a 5th stage of the disease - AIDS dementia.

In Ukraine, the clinical classification of HIV infection by V.I. Pokrovsky (1989) has been adopted:

  • I. Incubation stage;
  • II. Stage of primary manifestations;
    • A. Acute febrile phase,
    • B. Asymptomatic phase,
    • B. Persistent generalized lymphadenopathy.
  • III. Stage of secondary diseases:
    • A. Weight loss of less than 10%, superficial fungal, viral, bacterial lesions of the skin and mucous membranes; herpes zoster; recurrent pharyngitis, sinusitis.
    • B. Progressive weight loss of more than 10%; unexplained diarrhea or fever for more than 1 month; hairy leukoplakia; pulmonary tuberculosis; recurrent or persistent bacterial, fungal, viral, protozoal lesions of internal organs (without dissemination) or deep lesions of the skin and mucous membranes; recurrent or disseminated herpes zoster; localized Kaposi's sarcoma.
    • B. Generalized bacterial, viral, fungal, protozoal and parasitic diseases; Pneumocystis pneumonia; esophageal candidiasis; atypical mycobacteriosis; extrapulmonary tuberculosis; cachexia; disseminated Kaposi's sarcoma; central nervous system lesions of various etiologies.
  • IV. Terminal stage.

In young children, the following stages of the disease are consistently identified:

  • subclinical;
  • lymphadenopathic;
  • localized opportunistic infections;
  • generalized opportunistic infections.

At the subclinical stage, clinical manifestations of HIV infection are completely absent.

ICD-10 code

  • 820 A disease caused by the human immunodeficiency virus (HIV), manifested in the form of infectious and parasitic diseases.
  • 820.0 HIV-associated disease with manifestations of mycobacterial infection (HIV-associated disease with manifestations of tuberculosis).
  • 820.1 Disease caused by HIV with manifestations of other bacterial infections.
  • 820.2 HIV-associated disease with manifestations of cytomegalovirus disease.
  • 820.3 Disease caused by HIV, with manifestations of other viral infections.
  • 820.4 HIV-associated disease with manifestations of candidiasis.
  • 820.5 Disease caused by HIV, with manifestations of other mycoses.
  • 820.6 HIV-associated disease with manifestations of Pneumocystis carinii pneumonia .
  • 820.7 HIV-associated disease with manifestations of multiple infections.
  • 820.8 Disease caused by HIV, with manifestations of other infectious and parasitic infections.
  • 820.9 Disease caused by HIV, with manifestations of unspecified infectious and parasitic diseases.
  • 821 A disease caused by the human immunodeficiency virus (HIV), manifested in the form of malignant neoplasms
  • 821.0 HIV-associated disease with manifestations of Kaposi's lymphoma.
  • 821.1 HIV-associated disease with features of Burkitt's lymphoma.
  • 821.2 HIV-associated disease with features of other non-Hodgkin's lymphomas.
  • 821.3 Disease caused by HIV, with manifestations of other malignant neoplasms of lymphatic, hematopoietic and related tissues.
  • 821.7 HIV-associated disease with manifestations of multiple malignant neoplasms.
  • 821.8 HIV-associated disease with manifestations of other malignant neoplasms.
  • 821.9 HIV-associated disease with manifestations of unspecified malignant neoplasms.
  • 822 Disease caused by human immunodeficiency virus (HIV), manifested as other specified diseases.
  • 822.0 HIV-related disease with manifestations of encephalopathy (HIV-induced dementia).
  • 822.1 HIV disease with manifestations of lymphatic interstitial pneumonitis.
  • 822.2 HIV-associated disease with wasting syndrome manifestations.
  • 822.7 HIV disease with manifestations of multiple diseases classified elsewhere.
  • 823 Disease caused by human immunodeficiency virus (HIV) that manifests itself as other conditions.
  • 823.0 Acute HIV infection syndrome.
  • 823.1 HIV disease with manifestations of (persistent) generalized lymphadenopathy.
  • 823.2 HIV disease with manifestations of hematological and immunological disorders, not elsewhere classified.
  • 823.8 Disease caused by HIV, with manifestations of other specified conditions.
  • 824 Human immunodeficiency virus (HIV) disease, unspecified.

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