47 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... #joint #pain #skin ... #differential #diagnosis ... #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Demyelinating syndromes ... lesions Abdominal pain ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Rheumatica • Pain ... Diffuse muscle pain ... uncommon 5-15% of lupus ... #differential #diagnosis ... #comparison #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Lupus (SLE): ... Autoantibodies #Rheumatology ... #diagnosis #associations ... #table
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
-C3 GN • Cast ... Scleromyxedema (CNS+GI+CVS+joints ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... or nerve root Symptoms ... #Pain #MSK #rheumatology ... #approach #workup ... #differential #diagnosis
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
shoulders Signs & Symptoms ... pain / swelling ... • Ultrasound Diagnosis ... : CLINICAL DIAGNOSIS ... #management #rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
PSS: Sjogren syndrome ... SLE : systemic lupus ... LungDisease #CTILD #Diagnosis ... Differential #Comparison #Table ... #Pulmonary #Rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic pain ... Diagnosis: ... • A clinical diagnosis ... #Rheumatology # ... #Dermatology