9 results
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia Causes ... Signs: hypotension ... below level of heart ... #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
• Excessive heat ... maintained fever CAUSES ... 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 ... Hyperventilation, Dizziness, Nausea ... Hypoglycemia - Hypocalcemia ... differential #diagnosis #causes
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
measures: • Fluid bolus ... examination and vital signs ... • Prep and drape ... Cardiac #Tamponade #Anesthesiology ... Diagnosis #Management #Workup
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
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
of more of the signs ... chlorhexidine as cause ... as a possible cause ... #Anaphylaxis #Anesthesiology ... Diagnosis #Management #Workup
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
Do not use head-down ... that may mimic signs ... • Embolism. ... Neuraxial #Block #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