21 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Subacute bacterial endocarditis ... Cardiovascular system • Mitral ... - Bacterial endocarditis ... #pain #differential ... #diagnosis #rheumatology
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary (organic) chronic ... Secondary (functional) chronic ... cardiomyopathy - VA Joint ... Regurgitation #differential ... #diagnosis #cardiology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Regurgitation - Differential ... Diagnosis Acute ... Acute Infective Endocarditis ... Injury to Root Chronic ... , Rheumatic Fever
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Diagnosis Algorithm ... Polyarticular Join ... Infection • Endocarditis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... acute rheumatic fever ... • Chronic - Think ... approach #workup #differential ... #diagnosis #arthritis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Origin (FUO) - Differential ... Diagnosis Algorithm ... • Giant cell arteritis ... • Infectious endocarditis ... UnknownOrigin #FUO #Chronic
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • Rheumatic fever ... • Bacterial endocarditis ... Joint #pain #Differential ... #Diagnosis #MSK
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Juvenile idiopathic arthritis ... • Rheumatoid arthritis ... #Patterns #Differential ... #Diagnosis #intermittent
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... : • Acute or chronic ... bacterial, fungal, or viral ... approach #workup #differential ... #diagnosis #arthritis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
, Fever, No muscle ... with temporal arteritis ... Detectable HIV viral ... Myopathies #myopathy #differential ... #diagnosis #comparison