655 results
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... • Rickets Hip Joint ... Disease Knee Joint ... • Patellofemoral ... Dwarfism #Bone #Deformity
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... catching' of the patellofemoral ... joint • Squatting ... joint (crepitus ... joint with MRI
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Interphalangeal Joint ... Exam: Pain and deformity ... include swan neck deformity ... ), boutonniere deformity ... mallet finger deformity
Jaccoud's Arthropathy on Physical Examination

Deforming non-erosive arthropathy characterized by ulnar deviation of the second to fifth
Examination Deforming ... metacarpophalangeal joint ... RA is a fixed deformity ... Arthropathy, the deformity
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
the DIP and PIP joints ... the PIP and MCP joints ... but not the DIP joints ... • Boutonnière deformity ... • Swan neck deformity
Common Forms of Arthritis in the Hands

Acute Rheumatoid Arthritis 
Tender, painful, stiff joints in rheumatoid arthritis,
painful, stiff joints ... interphalangeal joints ... interphalangeal joints ... a boutonniére deformity ... Joint involvement
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... weight-bearing joints ... Number of Joints ... ): • Septic joint
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Pathogenesis and Joint ... poly-articular joint ... affecting the small joints ... Joint involvement ... space decr joint
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP joint ... • Finger deformity ... distal to the DIP joint ... and tender DIP joint ... splint of DIP joint
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
= definite RA Joint ... 2-10 large joints ... , +/- large joints ... points >10 joints ... least 1 small joint