20 results
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
MCP and PIP joints ... ulnar deviation • SLE ... • MCP + PIP + Wrist ... patterns #hand #diagnosis ... #rheumatology #
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: ... of hip (rare), Arthritis ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... Chronic = RA, SLE ... #rheumatology # ... #differential #diagnosis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
with temporal arteritis ... • +ANA, +Anti-Smith ... uncommon 5-15% of lupus ... #differential #diagnosis ... #comparison #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Workup: - ANA ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
: - Arthritis ... Auto-Antibodies: - ANA ... and Lupus Mimickers ... autoantibodies #signs ... #differential #rheumatology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... knees, shoulders Signs ... history, exam and ... #diagnosis #management ... #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... especially in the wrists ... many differential diagnoses ... #diagnosis #sle ... erythematosus #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Differential Diagnosis ... : • Joint pain ... arthropathy • 90% joints ... #Rheumatology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Arthritis domain ... in at least 2 joints ... Classification #Criteria #SLE ... Erythematosus #diagnosis ... #rheumatology