HIV Flashcards
HIV and AIDS, what they stand for?
- Human immunodeficiency virus
- Acquired immunodeficiency syndrome
What is the agent that causes HIV
Retrovirus, RNA virus
What RVI does to the body?
It attacks immune system specially T⁴ Helper cells
What to the body when the person get infected with HIV
The person will be symptomless Carrier in a long time
Mention main sources of RVI in the body
- Blood
- Semen
- CSF
Where is portal entry of HIV
- Open cuts
- Break in the skin
- Direct injection
- Mucous membranes
Mode of transmission of HIV..
- Sexual contact
- Blood exposure
- Perinatal: from mother to the breastfeeding baby
What happen during incubation period of RVI?
Is that from the HIV infection till development of AIDS, take few months to 10 years
Stages of HIV, how many and mention each one
- Initial infection
- Asymptomatic carrier state
- AIDS related complex [ARC]
- AIDS
What happen initial phase of HIV infection? Mention the other of this stage
- the person is symptomless but can transmit the infection to the others
- the person may experience: mild illness, fever, sore throat and rash.
-“The Window period “ because test will be negative
What happen second stage of the infection?
“Lymphoadenopathy” in addition to the previous symptoms
What happen during “ARC” stage?
-illnesses caused by damaged immune system but without opportunistic infections, cancers associated with AIDS
- Include:
1. Fever
2. Night sweat (nocturnal hyperhydarosis
3. Diarrhea (unexplained)
4. Weight loss
5. Oral thrush
6. Malaise
7. Fatigue
8. Generalised lymphoadenopathy
List common manifestations of HIV according to the body systems?
- Respiratory infections [pneumonia carinii]
- GIT infections [candidates of mouth or esophagus]
- CNS Infections
- toxoplasmosis
- meningitis
-dementia
-CNS lymphomas
Mention Prevent stages of the HIV infection …
1st stage: Prevent uninfected people from getting infected
2nd stage: aimed enabling infected persons to stay well
3rd stage: minimise effects of the disease with symptamic persons
