8 results
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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs - Ischemia ... of Ischemia - ... bigger than QRS - deWinter ... Wong @mchlwng #Ischemia ... #ECG #EKG #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Drive: • Sinus Tachycardia ... Incomplete or Complete ... • Dominant R Wave ... leads) RV Ischemia ... Embolism #AcutePE #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... discordant QRS complex ... deviation) • Acute ischemia ... #EKG #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
• Myocardial ischemia ... • Underlying ischemic ... 300 = NSVT EKG ... Differential Diagnosis ... #PVCs #PVC #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
predictor of recurrent ischemic ... : Differential diagnosis ... aVR • Classic EKG ... • Narrow complex ... electrocardiogram #diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... non-sinus → 2-7 Tachycardia ... : o Cardiac ischaemia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
/crush injury, ischemia ... reabsorption) Workup ... bradycardia → sine wave ... Monitor for tachycardia ... ileus/obstruction (ischemia