16 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... antigen, leading to complement ... Complement activation ... Classification #Pathophysiology ... #Allergy #Diagnosis
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... leading to an allergic ... Anaphylaxis #TypeI ... #Type1 #HypersensitivityReaction ... #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... mediated; exposure to allergen ... Allergic reaction ... ivy) #TypeIV #Type4 ... #Immunology #pathophysiology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of types ... Mechanism of Action: Allergen-specific ... antigens, leading to complement ... they activate complement ... #allergy #table
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
Selected Diseases on Complement ... C4 ↓↓ • MCGN type ... C3 ↓ C4 ↓↓ • Cryo ... ThePeanutKidney #Complement
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... activates the complement ... cell surfaces #Type2 ... #Allergy #Immunology ... #pathophysiology
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
pearls of various types ... #CAH #algorithm ... Endocrinology #Adrenal #pathophysiology
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
Penicillin Allergy ... Maculopapular rash (mild type ... Use carbapenem Type ... Type II-IV HSR ... #Prescription #algorithm
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... staining): • Low Complement ... Idiopathic • Normal Complement ... differential #diagnosis #algorithm