9 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antigen, leading to complement ... Complement activation ... Hypersensitivity #Types #Classification ... #Pathophysiology ... #Allergy #Diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
antigens, leading to complement ... they activate complement ... reactions #types #allergy ... #table #classification ... #comparison
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
#CAH #algorithm ... CongenitalAdrenalHyperplasia #diagnosis ... #comparison #treatment ... Endocrinology #Adrenal #pathophysiology
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 #rheumatology
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... Types - Pathophysiology ... Comparison Obstructive ... #Comparison #criticalcare ... #diagnosis #classification
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... Deficiency Testing Algorithm ... ARUPLabs #C1INH #Complement ... Deficiency #Testing #Algorithm ... #allergy #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... #rheumatology #classification
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Differential Diagnosis ... Algorithm Hodgkin ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #Hematology #Diagnosis
IGG-4 RELATED DISEASE

WHAT?
 • A chronic, immune-mediated fibroinflammatory disease with tumefactive infiltration of IgG4+ plasma cells
dysfunction PATHOPHYSIOLOGY ... breast, skin DIAGNOSIS ... - ↑ IgE, ↓ complement ... • Classification ... #IGG-4 #IGG4 #Diagnosis