14 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis ... #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... differential #cardiology #electrocardiogram
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Intraoperative Circulatory ... Signs: hypotension ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia #Intraoperative ... #Workup
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... complex Pulmonary Embolism ... (Eiffel Tower sign ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
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 ... #Workup
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
iatrogenic causes, e.g ... pericardiocentesis kit (eg ... examination and vital signs ... Anesthesiology #Anesthesia #Intraoperative ... #Workup
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... Full Set of Vital Signs ... Setup - Ultrasound ... telemetry, 12-Lead EKG ... and Survey 4) Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Intraoperative Tachycardia ... obtain 12-lead ECG ... ); circulatory embolus ... Checklist #Diagnosis #Management ... #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... of more of the signs ... alternate vasopressor (e.g ... Checklist #Diagnosis #Management ... #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... Endocrine cause (eg ... Anesthesiology #Anesthesia #Intraoperative ... Checklist #Diagnosis #Management ... #Workup