1778 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Inflammatory Bowel Disease ... Arthropathy with Crohn’s Disease ... Polyarthritis • Osteoarthritis ... (OA) - Degradation ... systemic autoimmune disease
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
), RA, crystal disease ... joints, cool à Osteoarthritis ... or pseudogout, OA ... • Non-bloody: OA ... Inflammatory, crystalline disease
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis ( ... OA): X-ray features ... bone-bone contact) #Osteoarthritis ... #OA #Xray #radiology
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Pyrophosphate Deposition Disease ... • Underlying disease ... Osteoarthritis With ... CPPD OA in atypical ... monoarticular CPPD disease
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
• Underlying disease ... Osteoarthritis with ... CPPD: OA in atypical
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis ( ... OA): Clinical findings ... Joint effusion #Osteoarthritis ... #OA #pathophysiology
Comparing Osteoarthritis and Rheumatoid Arthritis

#Osteoarthritis #Rheumatoid #Arthritis #Signs #Comparison #Features #Diagnosis
Comparing Osteoarthritis ... Rheumatoid Arthritis #Osteoarthritis
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
, Bacteria) by Disease ... Process: OA,
Changes in Osteoarthritis - Pathophysiology

#Osteoarthritis #Pathophysiology
Changes in Osteoarthritis ... Pathophysiology #Osteoarthritis
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
Arthritis Patterns Osteoarthritis ... : • Osteoarthritis ... DIP + 1st CMC = OA