4. Egypt Objectives
V) Test yourself
III) Lab. diagnosis
IV) Treatment & Prevention
II) Pathogenesis
I) Definition
&Structure
By the end of this lecture, all students
should be able to Understanding:-
94. Case study
A nurse stick herself with a needle for a patient with
hepatitis B virus, after 6 months she made some
serological tests to assure her heath. Serologic tests
for HBsAg, Antibodies to HBsAg are all negative.
However, she is positive for Anti-HBc-IgM
Questions
Q1) What is your comment?
Q2) What is the indication for HBsAg?
Q4) What is the indication for Anti-HBsAg and it is
present with HBsAg?
Q5) What is the indication for Anti-HBc-IgM?
97. Case study
Q4) What is the indication for Anti-
HBsAg and it is present with HBsAg?
Immunity
No
98. Case study
Q5) What is the indication for Anti-
HBc-IgM?
Acute
IgM alone road of cure
+ HBsAg
99. Case study
Ahmed Jamal is a GP doctor, his supervisor has asked him
take part in an abdominal operation only as observer, in
order to encourage him, the surgeon asked Ahmed to stitch
skin incision, during suturing he pricked his finger by the
needle, the patient infected with hepatitis B virus. After 6
months Ahmed made serological test to ensure his heath,
the serological tests appeared as follow
*HBsAg= positive *Anti-HBc IgM = positive *HBeAg = positive
The medical council prevent Ahmed from entry any
surgical operation. Ahmed blames himself why he did
not take a vaccine
105. Predict
Q1) Predict the results of tests that reflect the
following cases
Chronic active hepatitis B infection
Chronic carrier hepatitis B
Acute hepatitis B infection
Immune due to natural infection
Vaccinated person
106. Predict
Q1) Predict the results of tests that reflect the
following cases
Chronic active hepatitis B infection
HBsAg +ve
Anti-HBc IgG +ve
Anti-HBs -ve
HBeAg +ve
107. Predict
Q1) Predict the results of tests that reflect the
following cases
Chronic carrier hepatitis B
HBsAg +ve
Anti-HBc IgG +ve
Anti-HBs -ve
HBeAg -ve
108. Predict
Q1) Predict the results of tests that reflect the
following cases
Immune due to natural infection
HBsAg -ve
Anti-HBc IgG +ve
Anti-HBs +ve
HBeAg -ve
109. Predict
Q1) Predict the results of tests that reflect the
following cases
Vaccinated person
HBsAg -ve
Anti-HBc IgG -ve
Anti-HBs +ve
HBeAg -ve