13 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ), RA, crystal disease ... #Joint #Pain #MSK ... rheumatology #approach #workup ... #differential #
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Pain • Viral ... Articular - Acute ... Diagnosis #Algorithm #Orthopedics
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... : • Acute or chronic ... trauma (e.g., meniscal ... #approach #workup ... #differential #
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... Rheumatic Fever Acute ... JointPain #MSK #Differential ... Diagnosis #Algorithm #Orthopedics
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... Vascular Infectious Trauma ... Degenerative Disc Disease ... Mnemonic #MSK #Orthopedics ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Legg-Calve-Perthes disease ... - HIV - Lyme disease ... Immobilization) • Acute ... #lower #extremity
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
after surgery/trauma ... • Underlying disease ... Acute CPP Crystal ... onset of swelling, pain ... swelling, significant pain
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
after surgery/trauma ... swelling in weird joints ... Acute CPP Crystal ... onset of swelling, pain ... neck pain, fever
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... the time course (acute ... Noninflammatory • Trauma ... Joint #pain #Differential
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential ... (Ischemia) - Acute ... Peripheral Vascular Disease ... Diagnosis #Algorithm #Orthopedics