19 results
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
/Hypoxemia, Hydrogen ... Coronary) #HsTs #acls ... #differential # ... diagnosis #arrest ... #management
Cardiac Arrest - H's and T's

HYPOVOLEMIA 
HYPOXEMIA 
HYPERKALEMIA 
HYPOKALEMIA 
H+ EXCESS
HYPOTHERMIA 

TENSION PNEUMOTHORAX 
TAMPONADE - CARDIAC
Cardiac Arrest - ... HYPOVOLEMIA HYPOXEMIA ... TOXINS #ACLS ... #Differential # ... Diagnosis #Resus
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
Mnemonic - Causes of Cardiac ... - Hypovolemia, Hypoxia ... #Ts #Mnemonic #Cardiac ... Arrest #Causes #differential ... #diagnosis #acls
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Intracranial blood • Hypoxic ... #Hyperthermia #Differential ... #Causes #Anesthesiology ... #Anesthesia #Checklist ... #Diagnosis #Management
Can’t Intubate, Can’t Oxygenate (CICO) - Guidelines for Crises in Anaesthesia
This is the last resort when
last resort when all ... optimal airway management ... trolley and then cardiac ... Intubation #Difficult #Anesthesiology ... #Checklist #Diagnosis
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
4 H’s, 4 T’s: Hypoxia ... #Anesthesiology ... #Anesthesia #Intraoperative ... #Checklist #Diagnosis ... #Management #Workup
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Breathing - exclude hypoxia ... reservoir bag and APL ... #Hypertension #Anesthesiology ... #Checklist #Diagnosis ... #Management #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
, tachycardia, hypoxemia ... unexplained loss of cardiac ... Embolism #VTE #Anesthesiology ... #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
tachyarrhythmias may all ... problem. ❸ Call for cardiac ... Anaesthetic #Toxicity #Anesthesiology ... #Checklist #Diagnosis ... #Management #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
reservoir bag and APL ... #Hypotension #Differential ... #Anesthesiology ... #Checklist #Diagnosis ... #Management #Workup