9 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
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 ... Diagnosis #Bony ... Radiology #XRay #msk
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... Myeloma - punched out ... blade of grass sign ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... analysis: • MSU ... : Gout • CPPD: ... Interpretation #diagnosis ... #septic #joint
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
inflamed, usually in one ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... #signs #stages ... #staging #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 ... overhanging cortical bone
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
Bone: Bone ... to fibroadipose septa ... interrogation as it should ... infrapatellar bursa of the knee ... MUSCULOSKELETAL #MSK
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
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... • Bilateral signs ... • Must rule out ... , MOG-IgG test should ... need to be ruled out