58 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Septic Arthritis ... : - Reactive arthritis ... - Rheumatoid arthritis ... RA/Idiopathic arthritis ... differential #diagnosis #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Noninflammatory arthritis ... with rheumatoid arthritis ... oxalate Infectious Arthritis ... #Joint #Pain #MSK
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... complexes >120 ms ... • Capture and fusion ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
“Bamboo Spine” Fusion ... • Psoriatic arthritis ... • Rheumatoid Arthritis ... Amy Chung, MD, MSc ... Joint #Disorders #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... • Rheumatoid Arthritis ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... Inflammatory #JointPain #MSK
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans on POCUS ... You dissect the EKG ... POCUS ECHO performed ... Electrical #Alternans #POCUS ... Echocardiogram #clinical #effusion
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
to Joint Pain - Arthritis ... suggested by warmth, effusion ... non-activity, may have effusion ... the morning • Effusion ... Differential #Diagnosis #MSK
Pericardial Clot on Echocardiogram

ST elevation of acute pericarditis was misdiagnosed as STEMI and thrombolysed with SK
thrombolysed with SK ... hemorrhagic pericardial effusion ... #Pericardial #effusion ... Echocardiogram #POCUS
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... analysis: • MSU ... rav7ks #Knee #Effusions
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
on POCUS IVDU ... AC joint showed effusion ... glenohumeral joint effusion ... #Effusion #POCUS ... clinical #ultrasound #MSK