26 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
Hypertension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
- Differential Diagnosis ... - Verify BP (e.g ... Check other vital signs ... Nitroglycerine — 0.1 - 2 mcg ... — 0.1 - 3 mcg/kg
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
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Checklist #Diagnosis ... #Management #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Management #Workup
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
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar spine Signs ... Incontinence • Saddle Anesthesia ... suspected, immediate MRI ... CaudaEquina #Syndrome #MSK ... pathophysiology #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