3206 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... Monoarticular (1 joint ... ): • Septic joint ... so trauma and joint ... Polyarticular (5
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Oligoarticular (1-4 joints ... red Macules) POLYARTICULAR ... (>4 joints) Subacute
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Lumbar Spine and SI Joints ... @AmyChung #Joint ... monoarticular #polyarticular
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Diagnosis Algorithm Polyarticular ... Join Pain • Viral
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 ... 5% of times Joint ... Sickle cell anemia, Polyarticular
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
together) • Joint ... closer to the joints ... ) • Joint Subluxations ... (Joint deformities ... HandXray #Diagnosis #Radiology
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
Representative X-ray appearance of a primary benign bone tumor - Aneurysmal Bone Cyst 
 • Soft
together) • Joint ... closer to the joints ... ) • Joint Subluxations ... (Joint deformities ... #ShoulderXRay #Radiology
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
Phalanges - Hand Anatomy

Joints between phalanges are named interphalangeal meaning “between phalanges.” Because each finger has
Hand Anatomy Joints ... interphalangeal joints ... interphalangeal) joint ... interphalangeal) joint