11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... space >3 mm on PA ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
DRUJ) disruption, peak ... will be obvious; signs ... Radial #Distal #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... production to cause ... Nuclear SPECT ($$$), PET ... CT/MRI ($$$$) ... Stress #Testing #cardiology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
posterolateral, peak ... can't make A-OK sign ... MCL), brachial artery ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
in children, peak ... common), brachial artery ... Elbow #Humerus #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... - Most Common Cause ... based on TTE, TEE, CT ... #Embolism #diagnosis ... scoring #criteria #cardiology
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Radiology Imaging ... for secondary signs ... foot #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... GAGL): "Reverse J sign ... shoulder #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
mortality in inferior MI ... CARDIAC POWER OUTPUT ... much as 40% in cardiac ... #catheter #diagnosis ... #cardiology #swanganz
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This post will focus ... improved to 90% after ... Most commonly caused ... #Radiology #CTChest