Which of the following CD4+ count would be used to confirm the diagnosis of acquired immunodeficiency syndrome (AIDS)?
1. 155 cells/mcL
2. 255 cells/mcL
3. 455 cells/mcL
4. 755 cells/mcL
1
A CD4+ count of less than 200 cells/mcL is used as a criterion to establish the diagnosis of AIDS. In cell counts less than 500 to 600 cells/mcL, antiviral therapy should be initiated. Cell counts greater than 600 cells/mcL are in the normal range.
You might also like to view...
An adolescent client diagnosed with leukemia decides to stop chemotherapy treatments. The parents of the client, however, want the healthcare team to continue all treatments as necessary
Which action by the nurse is appropriate when providing care to this client and family? A) Helping the family by providing information and allowing them to voice concerns B) Confronting the parents and telling them not to be "selfish" in their child's time of need C) Calling the authorities immediately D) Obtaining a court order to determine the client legally able to make his or her own decisions
A nurse is caring for an elderly patient. The patient's daughter has been reading on the Internet about a hospitalized patient who was given the wrong medication and subsequently died
The daughter asks the nurse how the hospital can prevent errors like that in the future. Which of the following is the best response by the nurse? A) "The hospital could install a bar-code system to identify patients and medications." B) "Errors like that are bound to happen, given the shortage of nurses." C) "Most physicians' handwriting is so bad that it's hard to figure out what medications they really want. It's no wonder more people aren't killed by medication errors." D) "Errors like that are bound to happen when nurses have too many patients assigned to their care."
In which situation would the research and the null hypothesis be the same?
a. Researcher does not think that the research is going to mean anything. b. Researcher predicts that there will be no difference among the groups. c. Statistical analysis reveals a correlation coefficient of zero. d. Study has serious flaws and is declared null and void.
What is the primary goal of nanomedicine?
a. The advancement of man through the modification of the human body with nanotechnology b. Development of nanomaterials used in electronics, structural materials, and commercial products c. Creation of materials, devices, and other structures at the nanoscale d. The use of nanotechnology for the prevention, diagnosis, and treatment of disease