26 results
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... Syncope #Syndromes #ECG ... #EKG #Checklist ... diagnosis #cardiology #electrocardiogram ... #differential
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
prolonged PR and QT ... and diastolic arrest ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(4) SA node arrest ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Causes #Anesthesiology ... #Anesthesia #Checklist
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Call for cardiac arrest ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Intraoperative #Checklist
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
, e.g. central line ... pericardiocentesis kit (eg ... Cardiac #Tamponade #Anesthesiology ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... CardiacArrest #Checklist ... #Differential # ... Anesthesiology # ... Diagnosis #Management #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
alternate vasopressor (e.g ... as patient is stable ... #Anaphylaxis #Anesthesiology ... 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 ... (eg steroid dependency ... #Hypotension #Differential ... #Anesthesiology ... Intraoperative #Checklist
Can’t Intubate, Can’t Oxygenate (CICO) - Guidelines for Crises in Anaesthesia
This is the last resort when
airway expertise e.g ... and then cardiac arrest ... Intubation #Difficult #Anesthesiology ... Intraoperative #Checklist ... Diagnosis #Management #Workup