11 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... Effusions - Septic ... (1%) - Watch out ... Effusions: - Gout ... - Pseudo gout
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Monoarthritis • Septic ... Crystalline - Gout ... Erythematosus (SLE), should ... #Disorders #msk
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
CPPD vs Gout ... (shoulders, wrists ... disease states Pathophysiology ... forefoot, ankles, knees ... #Comparison #rheumatology
Gouty arthritis of the shoulder joint

50 yo male presented with shoulder pain.

Note double contour sign at
Gouty arthritis ... of the shoulder ... joint 50 yo male ... 1105516919841525761 #Gout ... #POCUS #Ultrasound
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Septic Arthritis ... septic arthritis ... #Septic #Arthritis ... #clinical #ultrasound ... #MSK
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... analysis: • MSU ... : Gout • CPPD: ... #joint #fluid #
Purulent Ankle Joint on POCUS
Young patient 2 weeks status post ORIF of ankle fracture presents with
on POCUS Young ... flowing in and out ... found to have septic ... arthritis and osteomyelitis ... #ultrasound #msk
Baker's Cyst on POCUS 
63yo w p/w pain and swelling behind knee.  Probe on knee
outpouching from joint ... dx) that pops out ... Global Ultrasound ... #ultrasound #knee ... #clinical #msk
MTP Septic arthritis due to non-tuberculous mycobacterium without effusion
We had an immunosuppressed patient with a concerning
MTP Septic arthritis ... History of gout. ... 1) even with gout ... ultrasound can help ... #clinical #pocus
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
deposition in joints ... attacks • Other joints ... forefoot, ankles, knees ... frequent attacks • Arthritis ... not possible • Ultrasound