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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
neuritis - Giant cell arteritis ... Juvenile idiopathic arthritis ... Pitting - Psoriatic arthritis ... Tumor-associated arthritis ... , Gonococcal arthritis
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
patients) - Gonococcal ... Early Rheumatoid arthritis ... IBD, reactive arthritis ... , psoriatic arthritis
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 ... Septic #Infective #Arthritis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Disseminated Gonococcal ... Syphilis Arthritis-Dermatitis ... Painless) Purulent Arthritis ... #Disseminated #Gonococcal
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Septic Arthritis ... disease, viral arthritis ... adults • Consider gonococcal ... arthritis in sexually ... with migratory arthritis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
erythematous base • Gonococcal ... arthritis Telangiectasia ... blennorrhagicum • Reactive arthritis ... • Psoriatic arthritis
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Myalgia • Viral Arthritis ... • Disseminated Gonoccocal ... • Septic Arthritis
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Septic Arthritis ... Notes: - Septic Arthritis ... most common non-gonnococcal
Risk Factors for Septic Arthritis
Contiguous spread

Skin infection, cutaneous ulcers

Direct inoculation

Previous intraarticular injection

Prosthetic joint: early and delayed
Factors for Septic Arthritis ... ) Rheumatoid arthritis ... specifically for gonococcal ... arthritis) Other ... Septic #Infective #Arthritis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
to Joint Pain - Arthritis ... • Infectious (Gonococcal ... • Reactive arthritis ... • Lyme arthritis ... #Arthritis #