Hep Labs (Exam #2) Flashcards
What lab is indicative of ACUTE Hepatitis A?
+IgM anti-HAV
What does +IgM anti-HAV indicate?
ACUTE Hepatitis A
What lab implies immunity for Hepatitis, and with what two types would this be seen?
+IgG anti-HAV
- Hepatitis A
- Hepatitis B
What does +IgG anti-HAV indicate?
Immune to Hepatitis A
What lab is indicative of active infection (acute/chronic) Hepatitis B? What other Viral Hepatitis might this be seen with?
+HBsAg
- May be seen with severe Hepatitis D
What does +HBsAg indicate?
Active infection Hepatitis B
- Acute or chronic
What lab is indicative of ACUTE Hepatitis B?
+IgM anti-HBc
What lab is indicative of having immunity?
If this test is negative, what does this mean?
+anti-HBs = immunity from prior vaccine OR resolved infection
If -anti-HBc, immunity from prior vaccine (NEVER infected so not natural infection)
If current/prior Hepatitis B infection is present, what two labs are BOTH positive?
+anti-HBs
+anti-HBc
What does a +HBeAg indicate?
High viral load of Hepatitis B
What lab is indicative of CHRONIC Hepatitis B?
+anti-HBs for 6+ months
What two labs are indicative of active infection (acute/chronic) Hepatitis C?
+HCV Ab
+HCV RNA
What does +HCV Ab and +HCV RNA indicate?
Active infection Hepatitis C
- Acute or chronic
What two labs are indicative of resolved Hepatitis C?
+HCV Ab
-HCV RNA
What does +HCV Ab and -HCV RNA indicate?
Resolved Hepatitis C
