18 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Infectious Arthritis ... Disease: Systemic Lupus ... Erythematous, Systemic Vasculitis ... Undifferentiated UCSD ... #Diagnosis #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
neuritis - Giant cell arteritis ... Lyme disease, Vasculitis ... , Gonococcal arthritis ... Scleroderma Thickened skin ... differential #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
: Giant Cell Arteritis ... GCA), Takayasu's arteritis ... RD), Rheumatoid Arthritis ... (RA), Systemic ... lupus erythematosus
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Gonococcal arthritis ... gangrenosum • IBD • RA ... blennorrhagicum • Reactive arthritis ... • Psoriatic arthritis ... lesions • Discoid lupus
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Disease, Rheumatoid Vasculitis ... #Rheumatoid #Arthritis ... #RA #diagnosis ... #rheumatology #signs
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Secondary: CTD: SLE, RA ... : • Temporal arteritis ... • Takayasu's arteritis ... #rheumatology #
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Butterfly rash, Vasculitis ... of hip (rare), Arthritis ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and often causes arthritis ... Glomerulonephritis, arthritis ... mucositis - Rash, arthritis ... purpura: strong sign ... differential #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
myocarditis, coronary arteritis ... SLE, Reactive arthritis ... Ocular melanoma • Arthritis ... SLE, Reactive Arthritis ... Recurrent and chronic arthritis-Azathioprine
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- 10% SLE or RA ... arthralgia, and arthritis ... (e.g. systemic lupus ... SLE), rheumatoid arthritis ... classification #rheumatology