1923 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Infectious Arthritis ... Systemic Rheumatic Disease ... Sclerosis, Sjogren's Disease ... Sarcoidosis, Still's Disease ... Ankylosing Spondylitis, Psoriatic
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Onycholysis - Psoriatic ... • Pitting - Psoriatic ... IBD, Whipple's disease ... • Whipple's disease ... of digits • Psoriatic
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Plaques • Psoriasis ... migrans • Lyme disease ... • Gonococcal arthritis ... • Psoriatic arthritis
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Fever, Whipple Disease ... , Crohn Disease ... , Psoriatic Arthritis ... , IgG4 Disease, ... Cogan's Disease
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Molecular Mimicry” • Psoriatic ... arthritis - with ... skin disorder psoriasis ... Inflammatory Bowel Disease ... • Rheumatoid Arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
) • Gout • Psoriatic ... • Rheumatoid Arthritis ... • Asymmetric (Psoriatic ... Arthritis) Migratory ... ) • Psoriatic
Extraintestinal manifestations of Crohn’s disease
Dermatological: Aphthous stomatitis, Erythema nodosum, Psoriasis, Pyoderma gangrenosum
Vascular: Portal hypertension, Thromboembolism, Thrombosis,
manifestations of Crohn’s disease ... Erythema nodosum, Psoriasis ... embolism Arthropathy: Arthritis ... Pericarditis, Rheumatoid arthritis ... Metabolic bone disease
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
species - Lyme disease ... Early Rheumatoid arthritis ... IBD, reactive arthritis ... , psoriatic arthritis
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
. degenerative arthritis ... to metastatic disease ... Systemic Diseases ... spondyloarthritis (e.g. psoriatic ... arthritis, reactive
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
Diagnosis of Acute Arthritis ... Crystal-induced arthritis ... erythematosus,* Still disease ... ankylosing spondylitis, psoriatic ... bowel disease–related