85 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
WBC <2k: Noninflammatory ... lower limbs) • WBC ... presentation with lower WBC ... #Joint #Pain #MSK ... #rheumatology #
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Pathologic Red Blood ... cell, Other RBC ... Atlas #Microscopy #Pathology ... #Hematology #Diagnosis ... Robbins & Cotran Pathologic
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Viscosity: Low • WBC ... : Variable • WBC ... analysis: • MSU ... membrane histo-anthology ... diagnosis #septic #joint
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... pain from: • Joint ... categories of joint ... Enthesitis: • Site of pathology ... #Pain #MSK #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
, erythema and WBC ... effusion with few WBCs ... - Autoimmune Rheumatologic ... Differential #Diagnosis #MSK ... #rheumatology #
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
How to Use Point-of-Care ... Ultrasound to Identify ... Diagnosis #POCUS #MSK
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... Fracture, Infectious joint ... See inflammatory joint ... Metabolic - See pathologic ... VitaminCD #Mnemonic #MSK
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
involving small joints ... • synovitis; joint ... tenderness • joint ... narrowing) • Ultrasound ... diagnosis #management #rheumatology
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... • Charcot Joint ... Chondromalacia - Joint ... • Pathologic ... Intraarticular #MSK
hematopoiesis - leukocyte maturation tree

- Amy Chung, MD, MSc @AmyChung 

#hematopoiesis #leukocytes #maturation #tree #pathophysiology #Hematology
Amy Chung, MD, MSc ... pathophysiology #Hematology ... Progenitor #Cells #WBC ... #pathology