22 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Polyarthritis • Systemic Lupus ... with Systemic Lupus ... #Disorders #msk ... #Differential #Diagnosis
Common Forms of Arthritis in the Hands

Acute Rheumatoid Arthritis 
Tender, painful, stiff joints in rheumatoid arthritis,
Common Forms of Arthritis ... Acute Rheumatoid Arthritis ... metacarpophalangeal, and wrist ... #Types #Rheumatology ... #Forms #Diagnosis
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 # ... #differential #diagnosis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
with temporal arteritis ... Anti-retrovirals, Gemcitabine Lupus ... uncommon 5-15% of lupus ... #differential #diagnosis ... #comparison #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... - Differential Diagnosis ... • Systemic Lupus ... Inflammatory #JointPain #MSK ... #Differential #Diagnosis
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
the DIP and PIP joints ... • MCP + PIP + Wrist ... Hemochromatosis • Wrist ... patterns #hand #diagnosis ... #rheumatology #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Noninflammatory arthritis ... #Pain #MSK #rheumatology ... #differential #diagnosis ... #arthritis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... lesions • Discoid lupus ... #dermatology #joint ... #differential #diagnosis ... #rheumatology
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
in Rheumatoid arthritis ... , Lupus, etc) -> ... #Degenerative #Comparison ... #Versus #MSK #JointDisease ... #JointPain #Diagnosis
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... interphalangeal joint ... with joint-space ... #msk #rheumatology