26 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Gravis, Graves' Disease ... • Ex: Systemic Lupus ... Syndrome, Contact Dermatitis ... #Allergy #Allergic ... Classification #Diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... Connective Tissue Disease ... connective tissue disease ... bronchiolitis-interstitial lung disease ... Interstitial #Lung #Diseases
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
ANA ≠ Autoimmune Disease ... • Rheumatic Diseases ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... #rheumatology #diagnosis
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... rheumatoid arthritis SLE ... : systemic lupus ... connective tissue disease
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... during hemolytic disease ... , and systemic lupus ... - Contact dermatitis ... #Diagnosis #Reactions
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Interstitial Lung Disease ... Connective Tissue Disease ... Arthritis, Systemic Lupus ... Pneumonconiosis - Lung disease ... Interstitial #Lung #Diseases
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
, Eczema, Drug Hypersensitivity ... AI: EGPA, IgG-4 disease ... , Behcet disease ... , Sarcoidosis, SLE ... Chronic inflammatory disease
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Sarcoidosis • Crohn's disease ... lesions • Discoid lupus ... #differential #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung Diseases ... Pulmonary Diseases ... - Hard metal disease ... fuller’s earth disease ... Granulomatous diseases
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... reaction, Haemolytic disease ... glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... reactions #types #allergy