Question

80. How is Western blot for HIV reported?

81. Interpret the following results: Anti-HIV by ELISA: Positive twice, Western blot: Negative

82. What is the name of the method in which viral DNA from infected cells is amplified, then identified using a labeled nucleic acid probe?

83. What level of CD4 cells is diagnostic of AIDS?

84. What is the CD4:CD8 ratio in AIDS?

85. Which test provides an estimate of the AIDS patient’s immune system and risk of opportunistic infections?

86. What is the most common method for determining CD4 T-lymphocyte count?

87. Why is serial monitoring of CD4 cells important in the management of AIDS patients?

88. What is viral load testing (plasma HIV-RNA) and why is it done?

89. What specimens other than blood can be used for HIV testing?

90. What is another name for rubella?

91. Why is it important to know the rubella immune status of pregnant women and healthcare workers?

92. What does the presence of IgM rubella antibodies in the first six months of life indicate?

93. How is CMV transmitted?

94. Which patients are at risk for CMV infections?

95. What does the presence of C-reactive protein in the serum indicate?

Answer 1

ANSWERS :

80. Western blot test is a test which is used in the cases of HIV infection.In the HIV cases western blot test is used in which the separation of blood proteins takes place where it identifies for the proteins of HIV antibodies. This western blot test confirms the presence of HIV with a positive report.

81. In anti- HIV by ELISA is positive twice then it interprets the presence of HIV infection and if the western blot test is negative it interprets that the ELISA test done is a false positive test report.