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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... System Tender points ... #pain #differential ... #diagnosis #rheumatology
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
Point on POCUS ... Lung-Cardiac Point ... highlight selected differentials ... False #LungPoint #POCUS ... #diagnosis #mimics
Common Forms of Arthritis in the Hands

Acute Rheumatoid Arthritis 
Tender, painful, stiff joints in rheumatoid arthritis,
Common Forms of Arthritis ... Acute Rheumatoid Arthritis ... tophaceous gout can mimic ... #Types #Rheumatology ... #Forms #Diagnosis
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
• Rheumatoid arthritis ... disorders of Liver & Lung ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential ... #diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Noninflammatory arthritis ... with rheumatoid arthritis ... oxalate Infectious Arthritis ... #diagnosis #arthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Joints • Reactive arthritis ... “Molecular Mimicry ... • Psoriatic arthritis ... • Rheumatoid Arthritis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Gonococcal arthritis ... blennorrhagicum • Reactive arthritis ... • Psoriatic arthritis ... #skin #rashes #differential ... #diagnosis #rheumatology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... : CLINICAL DIAGNOSIS ... #Rheumatoid #Arthritis ... #diagnosis #management ... #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Generally affects long ... Osteomyelitis / Septic Arthritis ... • Differentiate ... #diagnosis #causes ... #hematology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Lyme), reactive arthritis ... • Key point: If ... SLE, psoriatic arthritis ... #rheumatology # ... #diagnosis #arthritis