1966 results
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
diagnosis of chronic hypersensitivity ... cHP = chronic hypersensitivity ... #hypersensitivity ... pulmonary #diagnosis #algorithm
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... Summary Type I Hypersensitivity ... Disease Type III Hypersensitivity ... sickness Type IV Hypersensitivity ... poison ivy) #Hypersensitivity
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
Differential Diagnosis Algorithm ... lung disease; HP: hypersensitivity ... Differential #Diagnosis #Algorithm
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... lgE antibodies bind ... sclerosis #Hypersensitivity
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... Antibodies that bind ... Allergen-antibody complexes bind
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Centrilobular: Hypersensitivity ... Pneumonia, Acute Hypersensitivity ... Ground Glass: Hypersensitivity ... Scleroderma, End-Stage Hypersensitivity
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... happypillsrx/ #hypersensitivity
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... lgM antibodies bind ... Graft rejection #hypersensitivity
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Differential Diagnosis Algorithm ... lung as nodules Hypersensitivity ... - Immunologic (hypersensitivity ... Differential #Diagnosis #Algorithm
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... findings in chronic hypersensitivity ... patient with chronic hypersensitivity ... #CXR #CTChest #Hypersensitivity