17 results
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia Causes ... Signs: hypotension ... , tachycardia, hypoxemia ... Consider thrombolysis e.g ... Intraoperative #Checklist
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
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 ... #Treatment #management ... #cardiology #algorithm
Auto-PEEP 
What is Auto-PEEP?
 • Progressive air trapping & dynamic hyperinflation → ↑Palv at end expiration
airway resistance (e.g ... airway resistance (e.g ... acute scenario (e.g ... pulmonary #diagnosis #management ... #criticalcare #
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... arrest where other causes ... alternate vasopressor (e.g ... Intraoperative #Checklist ... #Diagnosis #Management
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 ... Intraoperative #Checklist ... #Diagnosis #Management
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 ... Intraoperative #Checklist ... #Diagnosis #Management
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
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
effusion fluid or air ... , e.g. central line ... pericardiocentesis kit (eg ... Intraoperative #Checklist ... #Diagnosis #Management
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... Summary • Hypotension ... shock state) • Tachycardia ... telemetry, 12-Lead EKG ... #Summary #criticalcare