13 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG is helpful in ... other causes of cardio-pulmonary ... Drive: • Sinus Tachycardia ... leads) RV Ischemia ... #diagnosis #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #ECG #EKG #diagnosis
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... of cardiac ischaemia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... , tachycardia, hypoxemia ... unexplained loss of cardiac ... Consider thrombolysis e.g ... #Management #Workup
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... complex Pulmonary Embolism ... block; and sinus tachycardia ... #cardiology #ecg ... #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... arrhythmia syndromes (e.g ... • Myocardial ischemia ... • Underlying ischemic ... 300 = NSVT EKG
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... shock state) • Tachycardia ... Full Set of Vital Signs ... telemetry, 12-Lead EKG ... Cardiac surgery?
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
obtain 12-lead ECG ... hypovolaemia; primary cardiac ... ); circulatory embolus ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
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 ... ischaemia → 3-12 ... Endocrine cause (eg ... #Management #Workup