ACQUIRED IMMUNE DEFICIENCY SYNDROME (AIDS) Flashcards
What virus causes AIDS?
HIV - human immunodeficiency virus
The AIDS virus invades helper ___
T-lymphocytes (CD4 series)
AIDS is transmissible through what four routes?
Blood, Sexual contact, breast feeding, across placenta in uretro.
HIV is present in all body fluids (T/F)
True, but not transmitted by all —only blood, semen, and breast milk.
Name the five risk groups for AIDS
Homosexual/bisexual men, IV drug users, hemophiliacs, heterosexual partners of infected people, newborn children of infected women.
What is the first test for HIV antibodies?
HIV-1/2 Ag/Ab combination immuno asssay
The rapid HIV test available in clinics and doctors offices tests what body fluid?
Saliva
What tests confirm the ELISA
Western Blot, IFA, PCR
Which test is the best indicator of the progress of HIV disease?
The CD4 count
A CD4 count of under ___ is associated with the onset of AIDS - related symptoms.
500
A CD4 count of under ___ is associated with the onset of opportunistic infections.
200
Give 6 symptoms of HIV disease.
Anorexia, fatigue, weakness, nigh sweats, fever, diarrhea
Which two classes of drugs are given in combination for HIV sero-positivity?
NRTI’s (nucleoside reverse transcriptease inhibitors) and PI’s (protease inhibitors)
What do these drugs do?
They prevent viral replication
What does the physician hope to achieve with these drugs
A delayed onset of AIDS for as long as possible (usually can delay onset for 10-15 years.)
What is the most common NRTI used?
AZT (zidovudine)
What is the most challenging aspect of combination of drug therapy for HIV disease?
The number of pills that must be taken in 24 hrs can be overwhelming. The frequency also makes it hard to remember — an alarm wristwatch is used.
Clients with AIDs (gain/lose) weight?
Lose
The typical pneumonia of AIDS is caused by ____
Pneumocystic carinii
What type of oral/esophageal infections do AIDS patients get?
Candida
What is the #1 cancer that AIDS patients get?
Kaposi’s sarcoma
Kaposi’s sarcoma is a cancer of the ___
Skin
Can AIDS patients get lymphomas?
Yes
What lab findings are present in AIDS
Decreased RBC, WBC, platelets
If the AIDS patient has leukopenia they will be on ___
Protective (reverse) isolation
Without leukopenia the AIDS patient will be on ____ precautions.
Standard precautions or blood and body fluid precautions
When the AIDS patient has a low platelet count, what is indicated?
Bleeding precautions: NO IM’s, no rectal temp, other bleeding precautions.
Does AIDS require a single room?
YES — if WBC is low
When do you need a gown with AIDS?
If you are going to get contaminated with secretions.
When do you need a mask with AIDS?
Not usually unless they have an infection caused by an airborne bug.
When do you need goggles with AIDS?
Suctioning, central line start, arterial procedures
If an AIDs patients blood contaminates a counter top with what do you clean
1:10 solution of bleach and water
Are all articles used by AIDS patients double bagged?
NO — only those contaminated with secretions.
Can AIDS patients leave the floor?
Yes, unless WBCs are very low