41 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
• Reactive arthritis ... • Psoriatic arthritis ... • Rheumatoid Arthritis ... Erythematosus (SLE ... #Disorders #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Rheumatoid Arthritis ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... #Algorithm #Orthopedics ... #Causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Myalgia • Viral Arthritis ... • Septic Arthritis ... Infectious #JointPain #MSK ... #Algorithm #Orthopedics ... #Causes
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 ... lesions • Discoid lupus ... #differential #diagnosis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
- Arthralgia, Arthritis ... Myopathy (Also caused ... #MSK #Musculoskeletal ... pathophysiology #signs #symptoms ... #diagnosis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Lyme), reactive arthritis ... Chronic = RA, SLE ... , psoriatic arthritis ... #Joint #Pain #MSK ... #arthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
of Joint Disease ... • Inflammatory arthritis ... Noninflammatory arthritis ... with rheumatoid arthritis ... #arthritis
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
• Septic Arthritis ... • Rheumatoid Arthritis ... Synovitis • Reactive Arthritis ... Deformity #Limp #MSK ... #Algorithm #Orthopedics
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... RD), Rheumatoid Arthritis ... (RA), Systemic lupus ... erythematosus (SLE ... #Differential #Diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... Juvenile Idiopathic Arthritis ... : Lupus (SLE), Systemic ... scleroderma), Rheumatoid Arthritis ... Juvenile Idiopathic Arthritis