8 results
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
& posterior) and ... sail sign or posterior ... (LCL > MCL), coronoid ... II-IV, pending orthopedic ... Fracture #Elbow #Radiology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... ), ligamentous injury ... (LCL > MCL), brachial ... artery injury ... #Radiology #XRay
Abnormal Posterior Drawer Test in Posterior Cruciate Ligament (PCL) Injury

False anterior drawer: start from retropulsion of
Drawer Test in ... Injury False ... anterior drawer: ... #Drawer #Test # ... clinical #video #orthopedics
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... microvascular injury ... changes on tele/ECG ... perform provocative tests
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... Subepicardial atrial injury ... #differential # ... cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR • Posterior ... of the leads l, aVL ... #Equivalents #ECG ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
wave inversion in avL ... - early inferior ... depression in VI-V2 - posterior ... electrocardiogram #cardiology ... Interpretation #differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Etiology: • Pathophysiology ... on MRA/CTA • Anterior ... circulation: MCA ACA ... Reversible course Differential ... • EEG: With persistent