12 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE antibodies bind ... systemic lupus erythematosus ... #Classification ... Pathophysiology #Allergy #Diagnosis ... #Reactions #Table
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... Associated Features: Diagnosis ... #differential #diagnosis ... #comparison #rheumatology ... #table
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... lgM antibodies bind ... Systemic lupus erythematosus ... #allergy #table ... #classification
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Systemic #Lupus #Erythematosus ... #Diagnosis #autoantibodies ... #signs #symptoms ... #differential #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activity that bind ... Labs/Diagnosis: ... systemic lupus erythematosus ... #types #classification ... #rheumatology #
Cutaneous Lupus Erythematosus
 • Acute Cutaneous Lupus (ACLE)
 • Neutrophilic Dermatoses 
 • Vascular Lesions
 •
Cutaneous Lupus Erythematosus ... Cutaneous #Lupus #Erythematosus ... #diagnosis #types ... #venn #rheumatology ... #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... • Anti-Ro/SSA autoantibodies ... Differential Diagnosis ... Kikuchi disease • Type-I ... #Diagnosis #Rheumatology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... systemic lupus erythematosus ... Pericarditis #Symptoms #Signs ... Presentation #comparison #Table ... #Diagnosis
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
#Antinuclear #autoantibodies ... Systemic #lupus #erythematosus ... #diagnosis #rheumatology ... #table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
months) and of autoantibodies ... Systemic Lupus Erythematosus ... sle #comparison #table ... #rheumatology # ... diagnosis #management