553 results
Gouty arthritis of the shoulder joint

50 yo male presented with shoulder pain.

Note double contour sign at
Gouty arthritis ... deposition of crystal ... 1105516919841525761 #Gout ... POCUS #Ultrasound #Crystals
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
calcium to form CPP crystals ... Acute CPP Crystal ... Chronic CPP Crystal ... to phagocytosed crystals ... Extracellular crystals
Gout: Pathogenesis and Clinical Findings
 - Conditions of rapid cell turnover: hemolysis, psoriasis, lymphoproliferative disorders
 -
Gout: Pathogenesis ... phagocytose the crystal ... Needle-shaped uric acid crystals ... Chronic tophaceous gout ... Complications #Gout
Approach to Gout
Diagnosis: r/o septic arthritis! Needle-shaped, negative birefringent crystals
Treatment:
 • Weight loss, diet, d/c culprit
Approach to Gout ... negative birefringent crystals ... flares/year 2) Gouty ... NUIM_Chiefs #gout
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Clarity, WCC, PMN, Crystals ... positively birefringent crystals ... ), Gout (negatively ... birefringent crystals
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
Gout - Diagnosis ... to phagocytosed crystals ... predominance • Urate crystal ... Intracellular (leukocyte) crystals ... Extracellular crystals
Talar Gout on POCUS

Got the gouch! Talus shown with erosion, overhanging edge, and hyperemia at eroded
Talar Gout on POCUS ... Got the gouch ... Tap + MSU crystals ... #Talar #Talus #Gout
Gouty Tophi: Long, monosodium urate crystals (MSU)( Amorphous granular material on low power ) 

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Gouty Tophi: Long ... monosodium urate crystals ... @drsys02 #Gouty ... Pathology #Urate #Crystals
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
mycobacterial), RA, crystal ... reactive arthritis, gout ... culture, look for crystals ... Spondyloarthropathies, gout ... Parallel, yellow = gout
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Inflammatory Myopathy • Crystal ... Arthropathy: Gout