2272 results
Asthma: immunopathogenesis. 
Allergens attach to, and are taken up by, dendritic cells that he the respiratory
the allergen (antigen ... ), antigen presenting ... B cells. which differentiate
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
Clinical Findings Antigens ... proliferate and differentiate ... re-exposure to antigen
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Lung Disease - Differential ... reaction to inhaled antigen ... #ILD #Causes #Differential
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 ... Antigen binds receptor
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
Diagnostic Approach and Differential ... Cell count and differential ... , cytology/CEA antigen ... Ascites #workup #Differential
Carcinoembryonic antigen (CEA)
 • CEA is a highly glycosylated cell surface glycoprotein involved in intercellular adhesion
Carcinoembryonic antigen ... Carcinoembryonic #antigen ... laboratory #oncology #differential
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Definition: Small antigen-antibody ... If self-antigens ... If bacterial antigens
Causes of Membranous Nephropathy (MN)
Primary (75-80%)
 • PLA2R antigen (70-80%)
 • Thrombospondin (1-5%)
Secondary (20-25%)
 • Infection
80%) • PLA2R antigen ... #Nephropathy #differential
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mediators: lgE - Antigen ... Form: Soluble antigen ... Form: Cell-bound antigen ... complex - Antigen ... Form: Soluble 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 ... millions of different antigens