14 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... abnormalities particularly potassium ... especially in heart ... Ischemia #Ischaemia #Anesthesiology ... Diagnosis #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... hypertension and signs ... or papilledema, heart ... renal bruit or signs ... #Hypertension #Workup
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
dissipation of metabolic heat ... • Excessive heat ... hyperthermia crisis (late sign ... #Anesthesiology ... Diagnosis #Management #Workup
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... → Syncope • Signs ... maintain adequate cardiac ... Hypoglycemia - Hypocalcemia ... differential #diagnosis #causes
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... examination and vital signs ... • Prep and drape ... #Tamponade #Anesthesiology ... Diagnosis #Management #Workup
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pump - Digoxin works ... intracellular calcium causes ... - Decreased heart ... phase O of the cardiac ... , in states of hypokalemia
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia Causes ... Signs: hypotension ... unexplained loss of cardiac ... below level of heart ... Embolism #VTE #Anesthesiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... of more of the signs ... surgery. ❷ Call for cardiac ... #Anaphylaxis #Anesthesiology ... Diagnosis #Management #Workup
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
search for warning signs ... or underlying heart ... Most cases of hypokalemia-induced ... with underlying heart ... depletion impedes potassium
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
Guidelines for Crises ... in Anaesthesia Signs ... problem. ❸ Call for cardiac ... Anaesthetic #Toxicity #Anesthesiology ... Diagnosis #Management #Workup