6 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... Equivalents / Don't Miss Signs ... of Ischemia - ... bigger than QRS - deWinter ... Wong @mchlwng #Ischemia
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac Ischaemia ... of cardiac ischaemia ... factors for cardiac ischaemia ... possible. ❺ If ischaemia ... #Cardiac #Ischemia
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... deviation) • Acute ischemia ... #differential #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Myocardial ischemia ... • Underlying ischemic ... Digoxin toxicity Symptoms ... 300 = NSVT EKG ... #differential #cardiology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
- 80% have fever ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... unless worrisome EKG ... TLS #diagnosis #management
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
history of: a) Ischemic ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology ... medical and surgical management