27 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Disease: Systemic ... Lupus Erythematous ... , Systemic Vasculitis ... Sclerosis, Sjogren's Disease ... Sarcoidosis, Still's Disease
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Disease • Reactive ... Inflammatory Bowel Disease ... Carditis) • Lyme Disease ... Arthritis • Systemic Lupus ... Inflammatory Bowel Disease
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... context of other symptoms ... diseases, but often ... • Rheumatic Diseases ... ANA #patterns #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- Kawasaki disease ... granulomatosis - microscopic ... and infectious diseases ... - systemic lupus ... Vessels #Diagnosis #Rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
polychondritis, Behcet's Disease ... Diseases: IgG4- ... Related Disease ... (RA), Systemic lupus ... Differential #Diagnosis #rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Scleritis, Heart Disease ... , Rheumatoid Vasculitis ... , Pulmonary Disease ... RA #diagnosis #rheumatology ... #signs #symptoms
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... rheumaticum • Rheumatic ... Sarcoidosis • Crohn's disease ... lesions • Discoid lupus
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and their Disease ... Anti-TSHR - Graves' disease ... connective tissue disease ... (TTG) - Celiac disease ... #Associations #diseases
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Inflammatory Bowel Disease ... Arthropathy with Crohn’s Disease ... secondary) • Rheumatoid ... systemic autoimmune disease ... should have other symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pain • Kawasaki Disease ... (Granulomatous disease ... diseases, such ... atherosclerotic disease ... most important diseases