What is the pathophysiology of otitis media? Otitis media is characterized by inflammation of the middle ear. The pathologic changes seen in this condition tend to occur on a continuum, progressing from acute and subacute stages to the chronic phase, in which irreversible tissue damage is observed. What is otitis media PDF? Otitis media (OM) […]
What does it mean when hepatitis B surface antigen is positive?
What does it mean when hepatitis B surface antigen is positive? HBsAg (hepatitis B surface antigen): when this is “positive” or “reactive,” it means the person is currently infected with hepatitis B and is able to pass the infection on to others. What is PCR test for hepatitis B? Polymerase chain reaction is a highly […]