15 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
arthritis SLE, , RF , Pseudogout ... #Diagnosis #Differential ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
50,000 #Diagnosis #Differential ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Crystals - “Pseudogout ... Amy Chung, MD, MSc ... Joint #Disorders #msk ... #Differential #
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 ... Medial Malleolus Ankle ... Lateral Calcaneus Ankle ... Plantarflexion Ankle ... NerveRoots #Levels #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... Podagra, Tophi) • Pseudogout ... Inflammatory #JointPain #MSK ... #Differential #
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Posterior Ankle ... Trigonum) Syndrome - MSK ... the back of the ankle ... hallucis longus Differential ... Radiology #diagnosis #msk
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Vision Loss - Differential ... Nerve • Acute Angle ... Demyelination • MS ... Acute #VisionLoss #Differential
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
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... induced (Gout/Pseudogout ... Lyme • Gout/Pseudogout ... #Joint #pain #Differential ... #Diagnosis #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Arthritis • Gout/pseudogout ... #Leg #pain #differential ... lower #extremity #msk