27 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
syncope Tests: ECG ... , Carotid U/S, EEG ... , Brain MRI, Cardiac ... #workup #testing ... Effectiveness #table #comparison
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... anterior wall MI ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... seen in acute MI ... #Pericarditis #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
interpreting only MRI ... NOT interpret MRI ... Has blooming on MRI ... Gouty #Arthritis #mri ... #msk #rheumatology
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Orthostatic BP • ECG ... • Ambulatory ECG ... Carotid US • Brain MRI ... • EEG • Cardiac ... EricsMedicalLectures/ #Syncope #diagnosis
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
a NCCT or • MRI ... Detected on NCCT vs MRI ... Cardioembolic: • ECG ... Defined if 1) CT/MRI-confirmed ... #diagnosis #checklist
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... early inferior MI ... #Ischemia #ECG ... #EKG #diagnosis
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Multiple Sclerosis Diagnosis ... Radiographic findings (eg ... resonance imaging [MRI ... Laboratory findings (eg ... VEP’s: EEG of visual
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
- RAD: AntLat MI ... Short QT <300-360 ms ... Mg, congenital, MI ... #Approach #ECG ... #EKG #diagnosis
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Sister had MI in ... Differential/diagnosis ... RV, McConnell's sign ... cardiology #McConnells #sign