Question

55. Which types of hepatitis are transmitted by blood?

56. Which types of hepatitis are transmitted by the fecal-oral route?

57. What is the significance of the presence of IgM anti-HAV.

58. A patient is positive for anti-HAV total and negative for anti-HAV IgM. What do these results indicate?

59. Which test should be included in a panel for the diagnosis of acute hepatitis B?

60. Which is the first serologic marker to appear in the blood with hepatitis B?

61. Which serologic marker is sign of immunity to HBV?

62. Which HBV marker is a sign of a high degree of infectivity?

63. Which HBV marker is a sign of disease resolution and decreased infectitivity?

64. Which antibody should be present in the blood following the hepatitis B vaccine series?

65. A student enrolling in a Clinical Laboratory Science program received the hepatitis B vaccine series. Three months later, after an accidental needlestick injury, and anti-HBs was performed. The result was negative. What does this mean and what should be done?

Answer 1

1. Blood borne hepatitis are- hep.B....hep.C....and hep.D

2. Fecal borne is only one and that is hep.A.

3. Presence of IgM anti HAV in blood is a indicative of past or present infection with hep.A or the person takes vaccination against HAV.

4. If an patient is pppositi for anti HAVtotal and negative for anti HAV IgM that means he is having infection with HAV in the blood.

5. Main diagnostic test is blood serum test and LFT (liver function test).

6. The first serological marker would be anti HBs IgM in blood.

7. Marker sign for immunity is presence of anti HBs in blood.

8. Marker sign for high degree of infectivity is high serum aminotransferase

9. Marker sign for resolution of infectivity is normal serum aminotransferase.

10. Anti HBs should be present in blood after vaccination

11 It means that child is not properly vaccinated .he need to go to doctor again and need to vaccinated properly

Thank you..