7 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Infection • Endocarditis ... Articular - Acute ... Infectious #JointPain #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... rheumatic fever ... • Acute = Viral ... #Joint #Pain #MSK ... approach #workup #differential
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Microbial Etiology of Acute ... Pharyngitis - IDSA ... Scarlatiniform rash ... , pharyngitis Viral ... #diagnosis #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... • Rheumatic fever ... • Bacterial endocarditis ... #Diagnosis #MSK
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... Culture (+): Acute ... night sweats, fever ... Marantic (NTBE) Differential ... Persistent bacteremia/fevers
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... Classification: • Acute ... permanent alopecia Differential ... Arthritis: • Joint ... • Libman-Sacks endocarditis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... involves aortic and mitral ... Culture Positive: • Acute ... night sweats, fever ... #Differential #