10 results
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Fetal HR Tracing - Causes ... congenital heart block (e.g ... Vagal stimulation (e.g ... hypoxemia • Cardiac ... #Causes #Obstetrics
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 ... Stop or rapidly complete ... Intraoperative #Checklist
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... management #cardiology #algorithm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Premature Ventricular Complexes ... manifestation of cardiac ... arrhythmia syndromes (e.g ... ., long QT syndrome ... 300 = NSVT EKG
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... alternate vasopressor (e.g ... 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 ... (eg steroid dependency ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Consider known drug causes ... (eg. remifentanil ... , digoxin etc) ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
• If narrow complex ... obtain 12-lead ECG ... hypovolaemia; primary cardiac ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
: hypotension, tachycardia ... unexplained loss of cardiac ... Consider thrombolysis e.g ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... heparinized tube) • ECG ... Elimination (see Table ... line, stabilizes cardiac ... Monitor for tachycardia