64 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:
Chronicity: • Acute ... infections (bacterial), acute ... arthritis, gout or pseudogout ... • Acute = Viral ... approach #workup #differential
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
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
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... Podagra, Tophi) • Pseudogout ... Rheumatic Fever Acute ... JointPain #MSK #Differential
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... Crystals - “Pseudogout ... @AmyChung #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 None ... Medial Malleolus Ankle ... Plantarflexion Ankle ... NerveRoots #Levels #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... the time course (acute ... induced (Gout/Pseudogout ... Lyme • Gout/Pseudogout ... #pain #Differential
Chondrocalcinosis: Calcium Pyrophosphate Dihydrate (CPPD) Deposition Disease

 - Acute CPPD precipitation into the joint space ->
Disease - Acute ... precipitation into the joint ... to crystals -> Acute ... pseudogout: (especially ... Chondrocalcinosis #Pseudogout
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Dyspnea - Differential ... (Stridor) • Aspiration ... Anaphylaxis* #Acute ... #Dyspnea #SOB #Differential