449 results
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
If self-antigens ... are the cause: ... If bacterial antigens ... are the cause: ... Allergy #Immunology #pathophysiology
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Syphilis Serologic Testing ... Non-Treponemal Testing ... specific treponemal antigens ... Non-Treponemal Testing ... cardiolipin-cholesterol-lecithin antigen
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Definition: When antigens ... These antigens can ... either be self-antigens ... , or foreign antigens ... Allergy #Immunology #pathophysiology
Innate Immune Cells - Pathophysiology
The innate immune system consists of granulocytes, mast cells, natural killer cells,
Immune Cells - Pathophysiology ... are professional antigen-presenting ... to internalize antigens ... and present the antigens ... Immune #Cells #Pathophysiology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mediators: lgE - Antigen ... Form: Soluble antigen ... Allergen-specific lgE causes ... Form: Cell-bound antigen ... complex - Antigen
Cellular and humoral immune responses of the adaptive immune system. Activated T cells accomplish cellular immune
Exogenous antigen ... only occurs when antigen ... is presented by antigen-presenting ... Endogenous antigens ... ImmuneResponses #immunology #pathophysiology
Gonorrhea: Pathophysiology

 - Neonatal Transmission -> Direct contact of patient mucosa with mother's infected mucosa while
Gonorrhea: Pathophysiology ... immunity: - Antigenic ... of gonococcal antigen ... antibodies and causes ... #Gonorrhea #Pathophysiology
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
many possible causes ... In most cases, it ... diarrhea before testing ... reduce unnecessary testing ... Diarrhea #Algorithm #Testing
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
exposure to allergen causes ... Macrophage engulfs antigen ... -> Antigen presentation ... cells recognize antigen ... Allergy #Immunology #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE - Soluble antigen ... IgM - Cell-bound antigen ... IgM - Soluble antigen ... - Antigen-antibody ... Classification #Pathophysiology