ACQUIRED IMMUNE DEFICIENCY SYNDROME (AIDS) Flashcards

1
Q

What virus causes AIDS?

A

HIV - human immunodeficiency virus

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2
Q

The AIDS virus invades helper ___

A

T-lymphocytes (CD4 series)

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3
Q

AIDS is transmissible through what four routes?

A

Blood, Sexual contact, breast feeding, across placenta in uretro.

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4
Q

HIV is present in all body fluids (T/F)

A

True, but not transmitted by all —only blood, semen, and breast milk.

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5
Q

Name the five risk groups for AIDS

A

Homosexual/bisexual men, IV drug users, hemophiliacs, heterosexual partners of infected people, newborn children of infected women.

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6
Q

What is the first test for HIV antibodies?

A

HIV-1/2 Ag/Ab combination immuno asssay

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7
Q

The rapid HIV test available in clinics and doctors offices tests what body fluid?

A

Saliva

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8
Q

What tests confirm the ELISA

A

Western Blot, IFA, PCR

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9
Q

Which test is the best indicator of the progress of HIV disease?

A

The CD4 count

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10
Q

A CD4 count of under ___ is associated with the onset of AIDS - related symptoms.

A

500

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11
Q

A CD4 count of under ___ is associated with the onset of opportunistic infections.

A

200

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12
Q

Give 6 symptoms of HIV disease.

A

Anorexia, fatigue, weakness, nigh sweats, fever, diarrhea

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13
Q

Which two classes of drugs are given in combination for HIV sero-positivity?

A

NRTI’s (nucleoside reverse transcriptease inhibitors) and PI’s (protease inhibitors)

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14
Q

What do these drugs do?

A

They prevent viral replication

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15
Q

What does the physician hope to achieve with these drugs

A

A delayed onset of AIDS for as long as possible (usually can delay onset for 10-15 years.)

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16
Q

What is the most common NRTI used?

A

AZT (zidovudine)

17
Q

What is the most challenging aspect of combination of drug therapy for HIV disease?

A

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.

18
Q

Clients with AIDs (gain/lose) weight?

A

Lose

19
Q

The typical pneumonia of AIDS is caused by ____

A

Pneumocystic carinii

20
Q

What type of oral/esophageal infections do AIDS patients get?

A

Candida

21
Q

What is the #1 cancer that AIDS patients get?

A

Kaposi’s sarcoma

22
Q

Kaposi’s sarcoma is a cancer of the ___

A

Skin

23
Q

Can AIDS patients get lymphomas?

A

Yes

24
Q

What lab findings are present in AIDS

A

Decreased RBC, WBC, platelets

25
Q

If the AIDS patient has leukopenia they will be on ___

A

Protective (reverse) isolation

26
Q

Without leukopenia the AIDS patient will be on ____ precautions.

A

Standard precautions or blood and body fluid precautions

27
Q

When the AIDS patient has a low platelet count, what is indicated?

A

Bleeding precautions: NO IM’s, no rectal temp, other bleeding precautions.

28
Q

Does AIDS require a single room?

A

YES — if WBC is low

29
Q

When do you need a gown with AIDS?

A

If you are going to get contaminated with secretions.

30
Q

When do you need a mask with AIDS?

A

Not usually unless they have an infection caused by an airborne bug.

31
Q

When do you need goggles with AIDS?

A

Suctioning, central line start, arterial procedures

32
Q

If an AIDs patients blood contaminates a counter top with what do you clean

A

1:10 solution of bleach and water

33
Q

Are all articles used by AIDS patients double bagged?

A

NO — only those contaminated with secretions.

34
Q

Can AIDS patients leave the floor?

A

Yes, unless WBCs are very low