infections
Diagnosis of Infectious Disease
Tests That Detect Antibodies to or Antigens of Microorganisms
Some microorganisms, such as the bacteria that cause syphilis, cannot be cultured. To diagnose such infections, doctors may use a variety of tests called immunologic tests. These tests detect one of the following: Antibodies , produced by the person's A microorganism's Overview of the Immune System (the molecules from the organism that trigger an immune response in the body) 