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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
infection • ... Inflammation of ear ... Cardiovascular system • Mitral ... regurgitation and ... #pain #differential
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary and Secondary ... , Infective endocarditis ... , Infective endocarditis ... cardiomyopathy - VA Joint ... #differential #diagnosis
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
- Differential ... Endocarditis, Acute ... : Infective Endocarditis ... , Rheumatic Fever ... Aortic Aneurysms and
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Polyarticular Join ... • Endocarditis ... Infectious #JointPain #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
acute rheumatic fever ... infection. ... • Acute = Viral ... #Joint #Pain #MSK ... approach #workup #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Juvenile idiopathic arthritis ... • Infective endocarditis ... • Rheumatoid arthritis ... #Patterns #Differential
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
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
, Fever, No muscle ... weakness • Elevated ESR ... with temporal arteritis ... Detectable HIV viral ... Myopathies #myopathy #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
mitral regurgitation ... night sweats, fever ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Criteria • ↑ ESR
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
stenosis - Infective ... /marantic endocarditis ... of coaptation point ... #Mitral #Regurgitation ... Primary #Functional #Differential