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 ... (28%) - Gm - bacilli ... Reactive Syndrome - Acute ... differential #diagnosis #msk
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... caused by disruption ... fracture • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... -60 minutes or longer ... Noninflammatory arthritis ... : • Acute or chronic ... #Pain #MSK #rheumatology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Myalgia • Viral Arthritis ... Articular - Acute ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... • Rheumatoid Arthritis ... Rheumatic Fever Acute ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... the time course (acute ... 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
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Fracture • Arthritis ... pain syndrome • Arthritis ... Immobilization) • Acute ... Poikilothermia • Septic arthritis ... lower #extremity #msk
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... symptoms are not caused ... Extrapulmonary: ankle arthritis ... anterior/posterior MSK ... Sarcoidosis #Diagnosis #Management
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Thrombosis, Giant Cell Arteritis ... Hypoglycemia Anatomy - Acute ... Amy Chung, MD, MSc ... #differential #causes ... primary #secondary #management