86 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
spondyloarthropathies, lupus, OA ... or pseudogout, OA ... • Non-bloody: OA ... gonorrhea, Lyme, OA ... #Joint #Pain #MSK
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA ... Stimulation of joint ... Disruption of normal ... osteophyte with normal ... Osteoarthritis #OA
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis (OA ... features - Joint ... - Osteophytes (Abnormal ... surrounding the joint ... Osteoarthritis #OA
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Lumbar Spine and SI Joints ... Osteoarthritis (OA ... @AmyChung #Joint ... #Disorders #msk
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
swelling in weird joints ... : OA in atypical ... MCP, or shoulder joints ... deposition in joints ... attacks • Other joints
This is what a shoulder dislocation looks like on US before and after reduction. Focus on
Focus on the joint ... EM_RESUS #Clinical #POCUS ... #MSK #Shoulder
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
How to Use Point-of-Care ... Clinical #Diagnosis #POCUS ... #MSK #POCUS #Shoulder
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
dislocation is usually dorsal ... attaches to the dorsal ... attaches to the dorsal ... deformity (if dorsal ... #Orthopedics #MSK
Talus Fracture on POCUS
Athlete with hard landing on one foot, pain and tenderness over dorsum of
Talus Fracture on POCUS ... to tibiotalar joint ... POCUS showed talus ... Talus #Fracture #POCUS ... clinical #ultrasound #MSK
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... interphalangeal joint ... with joint-space ... - **MSK rads ... Arthritides (RA, CPPD