Stages of HIV Infection

HIV infect cells in the Lymphatic and Central Nervous System

STAGES OF HIV INFECTION

Stages of Infection

Stage One: Primary HIV Infection

Lasts for a few weeksInfectiousFlu like illness (fever, diarrhea, wt loss, swollenglands)20% of people with symptoms are serious enough

to go to a physician (diagnosis is often missed)

Stage Two: Clinically Asymptomatic Stage

Lasts for an average of ten years

Free from major symptoms (swollen glands)

Infectious

Very active in Lymph nodes

Viral lode test

Stage Three: Symptomatic HIV Infection

Over time immune system (lymphatic) becomes severely damaged

HIV mutates and becomes stronger and destroys more T cells

Lymphatic system deteriorated and symptoms worsen

Opportunistic Infections

Stage Four: Progression from HIV to AIDS

T cell count drops to 200

Opportunistic Infections worsen

Effects on Body Systems

Respiratory System:

Tuberculosis

Pneumonia

Kaposi Sarcoma

Gastrointestinal System (Digestive)

Candida (fungus)

Isosporiasis

Cryptomegolavirus

Kaposi Sarcoma

CNS (Central Nervous System)

HIV

Toxoplasmosis

Non Hodgkin Lymphoma

Zoster

Herpes Simplex

AIDS Dementia Complex

Integumentary System

Fungal nail infections

Herpes Simplex

Zoster

Kaposi Sarcoma