16 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Fever/Chills/Joint ... Reactive Syndrome - Acute ... - Aneurysmal bone ... differential #diagnosis #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Rheumatic Fever Acute ... #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... Autoimmune - See inflammatory ... VitaminCD #Mnemonic #MSK ... #Orthopedics #differential ... #diagnosis #Causes
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... differentiated: • Inflammatory ... : • Acute or chronic ... the subchondral bone ... #Pain #MSK #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... noninflammatory Signs ... weeks) Can Be Caused ... Gram-negative bacilli ... #Diagnosis #MSK
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 ... Like in this case ... • Acute = Viral ... #Joint #Pain #MSK
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Articular - Acute ... Infectious #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
to glenoid -> Acute ... capsule or bone ... Dislocation #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... (Ischemia) - Acute ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... mass and NO prior signs ... diagnosis: • Inflammatory ... Arthritides (RA