14 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 ... Effusions: - Gout ... - Pseudo gout ... differential #diagnosis #msk
Posterior Shoulder Dislocation on POCUS

The team wasn't sure if shoulder had been reduced. Rather than send
Posterior Shoulder ... wasn't sure if shoulder ... Rather than send out ... POCUS #clinical #ultrasound ... #MSK #Anatomy
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Monoarthritis • Septic ... Crystalline - Gout ... Erythematosus (SLE), should ... have other symptoms ... Joint #Disorders #msk
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... 3-6 months of symptom ... be made, rule out ... MeralgiaParesthetica #MSK ... #pathophysiology
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Culture: Negative Septic ... analysis: • MSU ... : Gout • CPPD: ... Singh @rav7ks #Knee
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
injury (i.e. post ... will stop, but post-inflammatory ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... stages #staging #msk
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
to fibroadipose septa ... honeycomb’ or ‘pepper pot ... interrogation as it should ... infrapatellar bursa of the knee ... MUSCULOSKELETAL #MSK
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
• Pain deep in knee ... Instability: feels like knee ... is "giving out" ... #ACL #Injury #MSK ... #Sports #pathophysiology
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
Gout - Diagnosis ... Conditions for Gout ... forefoot, ankles, knees ... not possible • Ultrasound ... Dual-energy CT → MSU
Baker's Cyst on POCUS 
63yo w p/w pain and swelling behind knee.  Probe on knee
swelling behind knee ... dx) that pops out ... Global Ultrasound ... #Cyst #POCUS #ultrasound ... #msk