13 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
) - Differential ... tuberculosis, Abscess, Endocarditis ... Lupus, Rheumatoid arthritis ... Vasculitis (Temporal arteritis ... #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
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Subacute bacterial endocarditis ... Cardiovascular system • Mitral ... - Bacterial endocarditis ... #joint #pain #differential ... #diagnosis #rheumatology
Fever Patterns - Differential Diagnosis Framework

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

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • Rheumatic fever ... or more joints Viral ... • Bacterial endocarditis ... Joint #pain #Differential
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Pericardial Effusion - Differential ... Infectious: • Viral ... Non-Infectious: • Rheumatologic ... SLE, Rheumatoid Arthritis ... Mediterranean Fever
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 ... Paradoxical emboli via ASD ... Persistent bacteremia/fevers
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
proximal joints, Fever ... with temporal arteritis ... Detectable HIV viral ... Myopathies #myopathy #differential ... diagnosis #comparison #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... CTD (SLE) - Viral ... mountain spotted fever ... • Bacterial endocarditis ... #rheumatology #
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
acute rheumatic fever ... Lyme), reactive arthritis ... • Acute = Viral ... Joint #Pain #MSK #rheumatology ... approach #workup #differential