9 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 #
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
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
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... • Rheumatic fever ... or more joints Viral ... • Bacterial endocarditis ... Joint #pain #Differential
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
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
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... involves aortic and mitral ... night sweats, fever ... Criteria • ↑ ESR ... #Differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... permanent alopecia Differential ... : • Joint pain ... • Libman-Sacks endocarditis ... , Fever, Serositis