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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Subacute bacterial endocarditis ... Inflammation of ear ... Cardiovascular system • Mitral ... conditions #joint #pain ... #differential #
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain ... - Differential ... Polyarticular Join Pain ... • Viral Arthritis ... Infection • Endocarditis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Unknown Origin (FUO ... ) - Differential ... • Giant cell arteritis ... • Infectious endocarditis ... UnknownOrigin #FUO
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... • Rheumatic fever ... • Bacterial endocarditis ... Joint #pain #Differential ... #rheumatology #Monoarticular
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Ear Pain (Otalgia ... ) - Differential ... Mastoiditis • Viral ... , weight loss, fever ... Cervical spine arthritis
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
Differential Diagnosis ... Mediterranean fever ... infection: Bacterial endocarditis ... #Diagnosis #Differential ... #Monoarticular
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... proximal joints, Fever ... 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
Involves aortic and mitral ... night sweats, fever ... Marantic (NTBE) Differential ... Criteria • ↑ ESR ... Persistent bacteremia/fevers
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... acute rheumatic fever ... Joints Involved: Monoarticular ... • Acute = Viral ... approach #workup #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... Vasculitis: • Fevers ... Recurrent middle ear ... urticaria, recent viral