12 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ), RA, crystal disease ... Like in this case ... #Joint #Pain #MSK ... approach #workup #differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... disease must be ... trauma (e.g., meniscal ... #Pain #MSK #rheumatology ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... Noninflammatory • Trauma ... Joint #pain #Differential ... #Diagnosis #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Legg-Calve-Perthes disease ... - HIV - Lyme disease ... differential #diagnosis ... lower #extremity #msk
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
with systemic disease ... Inflammation and pain ... of the joints ( ... factor - Upper respiratory ... Treatment: - Systemic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... upper and lower respiratory ... vesicular eruption - Joints ... Differential ... , testes -> pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... to exclude are ... vesicular eruption • Joints ... upper and lower respiratory ... Palpable purpura, joint
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
after surgery/trauma ... onset of swelling, pain ... Acute Pseudogout: Treatment ... Syndrome: • A rare ... with acute neck pain
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Case description ... • Treatment: Conservative ... Findings of chronic disease ... Differential diagnosis ... • Direct trauma
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... • Weakness of respiratory ... Syndrome: Fever, joint ... • Nonerosive arthritis ... #rheumatology #differential