10 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... lgE causes mast-cell ... Anaphylaxis, Hay fever ... they activate complement ... #table #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
When the specific allergen ... , seasonal hay fever ... antigen, leading to complement ... Complement activation ... Diagnosis #Reactions #Table
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low Complement ... Idiopathic • Normal Complement ... to Kidney: Anti-GBM ... differential #diagnosis #algorithm
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Differential Diagnosis Algorithm ... Infection: • HIV • EBV ... Differential #Diagnosis #Algorithm ... #causes
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Differential Diagnosis Algorithm ... Infectious • EBV ... • Acne • Allergy ... #Causes #Hematology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... • Exercise • Fever ... proliferative • Anti-GBM ... Differential #Diagnosis #Algorithm ... #Causes
Comparison of Fever Algorithms for Infants <3 months old

AGE, INCLUSION, TESTS 
REQUIRED, "LOW RISK" CRITERIA, TREATMENT,
Comparison of Fever ... Algorithms for ... low-risk criteria #EBM ... #Fever #Algorithm ... #Comparison #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... : • 80% have fever ... of PCN allergy ... Intervention: - Fevers ... #differential #causes
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Differential Diagnosis Algorithm ... Periodontal Disease Complement ... Infection #Fever ... #Causes #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... glomerulonephritis) • Anti-GBM ... Coronary arteries - Fever ... Vasculitis: • Fevers ... against MPO • Complement