34 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
spondyloarthropathies, lupus ... Chronic = RA, SLE ... #Joint #Pain #MSK ... rheumatology #approach #workup ... #differential #
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Polyarthritis • Systemic Lupus ... with Systemic Lupus ... Erythematosus (SLE ... Disorders #msk #Differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... Oligoarticular (1-4 joints ... Arthritis • Systemic Lupus ... JointPain #MSK #Differential
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Cell Disease Vaso-occlusive ... dz difficult to see ... • Differentiate ... #Disease #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Pain Eyes ... Heberden's nodes (DIP joints ... Bouchard's nodes (PIP joints ... #pain #differential
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... joint pain Metabolic ... - See pathologic ... Degenerative Disc Disease ... #Orthopedics #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... erythematosus (SLE ... erythematosus (SLE ... : Lupus (SLE), Systemic ... rheumatology #diagnosis #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... (SLE) General: ... lesions Abdominal pain ... (20%) Renal disease ... #SLE #systemic
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... permanent alopecia Differential ... Arthritis: • Joint ... pain • Swan neck ... arthropathy • 90% joints