41 results
Sinus pause/arrest vs Sinoatrial Block

#cardiology #diagnosis #ekg #ecg #electrocardiogram #sinuspause #sinoatrialblock
Sinus pause/arrest ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
T’s Mnemonic - Causes ... of Cardiac Arrest ... Mnemonic #Cardiac #Arrest ... #Causes #differential ... diagnosis #acls #checklist
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
, e.g. central line ... pericardiocentesis kit (eg ... Call for cardiac arrest ... needle toward the largest ... Intraoperative #Checklist
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... and diastolic arrest ... #Hyperkalemia #EKG ... #ECG #Changes #
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... Declare “cardiac arrest ... • Check ECG rhythm ... CardiacArrest #Checklist ... Intraoperative #Checklist
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Unexpected cardiac arrest ... where other causes ... as a possible cause ... alternate vasopressor (e.g ... Intraoperative #Checklist
Perimortem Hysterotomy Instructions

Do 4 minutes into arrest if uterus above the umbilicus

1. Manage Arrest
 • Compressions,
4 minutes into arrest ... Manage Arrest ... consider reversible causes ... of arrest • If ... Emergency #management #checklist
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... #Differential #Causes ... Anesthesiology #Anesthesia #Checklist
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... Call for cardiac arrest ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Intraoperative #Checklist
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
Guidelines for Crises ... Call for cardiac arrest ... If circulatory arrest ... no circulatory arrest ... Intraoperative #Checklist