21 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Effusions - Septic ... (1%) - Watch out ... Gout - Pseudo ... gout - Osteoarthritis ... #msk #physicalexam
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
findings • Anterior Knee ... • Secondary effusion ... Patellofemoral #Syndrome #pathophysiology ... #diagnosis #signs ... #symptoms #msk
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... mass and NO prior signs ... • This case should ... • Gout can present ... Gout is relatively
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... analysis: • MSU ... : Gout • CPPD: ... Interpretation #diagnosis ... #septic #joint
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
CPPD vs Gout ... weird joints (shoulders ... disease states Pathophysiology ... Wrist, MCP, or shoulder ... forefoot, ankles, knees
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
injury (i.e. post ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... #signs #stages ... #staging #msk
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... Myeloma - punched out ... blade of grass sign ... #Bone #Tumors #Diagnosis ... Radiology #XRay #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Monoarthritis • Septic ... Crystalline - Gout ... Erythematosus (SLE), should ... Joint #Disorders #msk
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
Gout - Diagnosis ... forefoot, ankles, knees ... not possible • Ultrasound ... double contour sign ... +Radiographic signs
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
axial (spine, shoulders ... noninflammatory Signs ... Very hard to get out ... Crystal induced (Gout ... fever • Lyme • Gout