HUMAN IMMUNODEFICIENCY VIRUS INFECTION – CLINICAL MANIFESTATIONS (GROUP III – IV)
Group III — Persistent generalised lymphadenopathy (PGL) Patients with PGL alone are classified as Group III. PGL is defined as palpable lymphadenopathy (>1 cm) at two or more extrainguinal sites, persisting for more than 3 months. The lymph node groups most commonly enlarged are the anterior and posterior cervical and axillary groups.
Group IV — Other HIV disease
This group includes patients with clinical features of HIV infection other than or in addition to PGL. This group includes cases of AIDS as originally defined for surveillance purposes and cases of AIDS related complex.
Group IV patients are assigned to subgroups A to E which are not mutually exclusive. The subgroups are:
Subgroup A — Constitutional disease
AIDS related complex (ARC) or slim disease — defined as an illness of greater than one month duration characterised by one or more of: fever, night sweats, weight loss greater than 10% of baseline body weight, or diarrhoea.
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