10 results
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... red Macules) POLYARTICULAR ... (>4 joints) Subacute ... • Systemic Lupus ... #Orthopedics #Causes
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
), RA, crystal disease ... spondyloarthropathies, lupus ... Like in this case ... Polyarticular (5 ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... Diagnosis #MSK #rheumatology ... Polyarthritis #Polyarticular
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Evolution: Chronic disease ... Lupusreference #druginduced ... #table #rheumatology ... #diagnosis #management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vesicular eruption • Joints ... tract, and often causes ... arthritis. ... Palpable purpura, joint ... Differential #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... vesicular eruption - Joints ... such as systemic lupus ... differential #diagnosis #rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
nonerosive inflammatory arthritis ... Rule out other causes ... osteoarticular and skin disease ... SAPHO #Syndrome #Rheumatology ... #diagnosis #management
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
swelling in weird joints ... MCP or shoulder joints ... glucocorticoids • Acute polyarticular ... #Rheumatology # ... diagnosis #management
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Constitutional symptoms, Arthritis ... Discontinuation of causal ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology ... diagnosis #treatment #management
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... Membranoproliferative GN ... Arthralgia and Arthritis ... Sjogrens #Syndrome #Rheumatology ... #Diagnosis #Management