Question

66. Interpret the following test results: HBsAg: Positive, HBeAg: Positive, Anti-HBc IgM: Positive

67. Interpret the following test results: HBsAg: negative, HBeAg: negative, Anti-HBc: positive, Anti-HBs: Positive, Anti-HBe: Positive

68. Interpret the following test results: HBsAg: Positive, HBeAg: Positive, Anti-HBc: Positive, Anti-HBs: negative, Anti-HBe: negative

69. Why is there heightened concern about HCV?

70. Who should be screened for hepatitis C?

71. How is hepatitis C diagnosed?

72. Which type of hepatitis is extremely severe and only found in patients infected with HBV?

73. How is HIV transmitted?

74. What is the average length of time between HIV infection and seroconversion?

75. How does HIV impair immunity?

76. Why do AIDS patients have impaired humoral response to new antigens?

77. How is HIV infection usually diagnosed?

78. Which laboratory test methodology is most widely used to screen for HIV?

79. A patient’s serum tests positive for anti-HIV by ELISA. What should be done next?

Answer 1

69.because it is also spread by blood

70.screening for older adults

71.diagnosed by symptoms, physical examination, blood test

73. It spread by sexual intercourse, through blood and mother to foetus

75. HIV is a syndrome so all the system of the body is affected

77.it is diagnosed by symptoms and blood test

78.Elisa and western blot are the blood test done for HIV

79.start for antiretroviral drugs