22 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
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... patellofemoral joint with MRI ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Diagnosis: • ... Electrodiagnostic studies - EMG ... axonal form • MRI ... #Syndrome #diagnosis
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Signs and symptoms ... Radiographic findings (eg ... resonance imaging [MRI ... Laboratory findings (eg ... VEP’s: EEG of visual
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms ... #signs
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Electrodiagnostic studies (Ex EMG ... demyelinating or axonal • MRI ... - Spinal MRI may ... #Syndrome #diagnosis
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
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
- RAD: AntLat MI ... Mg, congenital, MI ... #Approach #ECG ... #EKG #diagnosis ... #electrocardiogram