7 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... staining): • Low Complement ... With associated pulmonary ... differential #diagnosis #algorithm
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
, seasonal hay fever ... Complement activation ... Hypersensitivity #Types #Classification ... #Pathophysiology ... Diagnosis #Reactions #Table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... Anaphylaxis, Hay fever ... types #allergy #table ... #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Coronary arteries - Fever ... Vasculitis: • Fevers ... against MPO • Complement ... #rheumatology #classification
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... explain symptoms • Fever ... , and CXR with pulmonary ... edema) • Fever ... diagnosis #comparison #table
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... Self-limiting, chronic but stable ... General: fever, ... Pulmonary: dyspnea ... acute sarcoidosis Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... : • 80% have fever ... Intervention: - Fevers ... Lung #Abscess #pulmonary