641 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... weight-bearing joints ... Number of Joints ... (bacterial, gonococcal
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Disseminated Gonococcal ... an accessible joint ... oligoarthritis • Distal joints ... #Disseminated #Gonococcal
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... • Disseminated Gonoccocal
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
Infectious: gonococcal ... Arthrocentesis #Joint
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... erythematous base • Gonococcal ... #dermatology #joint
Risk Factors for Septic Arthritis
Contiguous spread

Skin infection, cutaneous ulcers

Direct inoculation

Previous intraarticular injection

Prosthetic joint: early and delayed
injection Prosthetic joint ... Table 6) Recent joint ... sepsis Prosthetic joint ... specifically for gonococcal
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
- Typical S.A joint ... most common non-gonnococcal
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... • How many joints ... • Infectious (Gonococcal ... OLIGOARTHRITIS • 2-4 joints ... #Arthritis #Joint
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Reactive arthritis, Gonococcal ... Heberden's nodes (DIP joints ... Bouchard's nodes (PIP joints ... Extrarticular #conditions #joint
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Serological testing • Gonococcal ... diagnosis #septic #joint