55 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... #Diagnosis #Differential ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
arthritis, gout or pseudogout ... Spondyloarthropathies, gout, pseudogout ... Rhomboid, blue = pseudogout ... #Joint #Pain #MSK ... approach #workup #differential
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... Crystals - “Pseudogout ... #Disorders #msk ... #Differential #
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... Podagra, Tophi) • Pseudogout ... Inflammatory #JointPain #MSK ... #Differential #
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Fibula Giant Cell Tumor - Ankle X-Ray 
Expansile lytic lesion in the epiphysis of the fibula
Giant Cell Tumor - Ankle ... fibula abutting the joint ... GiantCell #Tumor #Ankle ... clinical #radiology #msk
Joint Pain - Differential Diagnosis
Articular: Infectious, Degenerative, Inflammatory
Non-articular: Localized, General

#Joint #Pain #Differential #Diagnosis #MSK #algorithm
Joint Pain - Differential ... Localized, General #Joint ... #Pain #Differential ... #Diagnosis #MSK
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Acromioclavicular Joint ... Respiration None ... Medial Malleolus Ankle ... Plantarflexion Ankle ... NerveRoots #Levels #differential
Talus Fracture on POCUS
Athlete with hard landing on one foot, pain and tenderness over dorsum of
to tibiotalar joint ... clinical #ultrasound #MSK ... #ankle