13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Pain Rash ... Sarcoidosis • GPA ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... • Systemic Lupus ... polyangiitis (GPA ... #Orthopedics #Causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
(GCA), Takayasu's ... arteritis, Cogan's ... Polyarteritis Nodosa (PAN ... (RA), Systemic lupus ... Differential #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 ... Like in this case ... #Joint #Pain #MSK ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vesicular eruption • Joints ... tract: Abdominal pain ... tract, and often causes ... Palpable purpura, joint ... Differential #Diagnosis #Rheumatology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
/squamous cell CA ... Temporomandibular joint ... Glossopharyngeal neuromas Vagus ... Cervical spine arthritis ... Cricoarytenoid arthritis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
arteritis (GCA) ... claudication: pain ... chews, not just pain ... them, but urgent rheumatology ... Symptoms #Diagnosis #Management
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic pain ... nonerosive inflammatory arthritis ... Rule out other causes ... SAPHO #Syndrome #Rheumatology ... #diagnosis #management