14 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
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 ... (eg steroid dependency ... #Differential #Anesthesiology ... Diagnosis #Management #Workup
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause ... management #cardiology #algorithm
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... alternate vasopressor (e.g ... as patient is stable ... #Anaphylaxis #Anesthesiology ... Diagnosis #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Workup and Differential ... risk factors (eg ... (eg, patientswith ... (eg, presence of ... #Workup #causes
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Ischemia #Ischaemia #Anesthesiology ... Diagnosis #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
alternatively a reflex to hypotension ... complex AND not hypotensive ... obtain 12-lead ECG ... #Anesthesiology ... Diagnosis #Management #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... , tachycardia, hypoxemia ... Consider thrombolysis e.g ... Embolism #VTE #Anesthesiology ... Diagnosis #Management #Workup
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... ., long QT syndrome ... , ARVC) • Hypertension ... : • Hypertension ... 300 = NSVT EKG
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Fetal HR Tracing - Causes ... Bradycardia: • Hypotension ... congenital heart block (e.g ... Vagal stimulation (e.g ... #Causes #Obstetrics