44 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Malar rash • SLE ... #joint #pain #skin ... #rashes #differential ... #diagnosis #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
RA Anti-dsDNA - SLE ... - Drug-induced SLE ... syndrome Anti-Scl ... #diagnosis #table ... #rheumatology #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... common sites: hip, shoulder ... dz difficult to see ... diagnosis #causes ... #hematology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
rheumatoid arthritis SLE ... LungDisease #CTILD #Diagnosis ... #Differential # ... Comparison #Table ... #Pulmonary #Rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ), RA, crystal disease ... Chronic = RA, SLE ... #rheumatology # ... approach #workup #differential
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... should be obtained ... (to support a diagnosis ... ANA and RF (if clinical ... #testing #Rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Heberden's nodes (DIP joints ... Bouchard's nodes (PIP joints ... #pain #differential ... #diagnosis #rheumatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Drug-associated, PCH ... Laboratory Tests ... #Diagnosis #hematology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Diagnosis Framework ... axial (spine, shoulders ... #Diagnosis #MSK ... #rheumatology #