23 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... ): Iatrogenic, Ingestion ... Diabetes insipidus (central ... Matthew Ho, MD PhD
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
in Anaesthesia Signs ... . ❶ Stop injecting ... Anaesthetic #Toxicity #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... posterior fat pad ... ), compartment syndrome ... : Pain control ... #XRay #Diagnosis
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
hyperthermia crisis (late sign ... • Serotonin syndrome ... Differential #Causes #Anesthesiology ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner syndrome ... lyme • Altered mental ... lesion • CNS infection ... Matthew Ho, MD PhD
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
≥ 4mmol.l-1 if infection ... steps. ❽ Insert central ... anaesthesia #Sepsis #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... posterior fat pad ... : Pain control ... Fracture #Elbow #Radiology ... #XRay #Diagnosis
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... possible • If central ... Embolism #VTE #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
or accidental injection ... that may mimic signs ... Neuraxial #Block #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Massive Blood Loss - Guidelines for Crises in Anaesthesia
Expected or unexpected major haemorrhage

❶ Call for
intravenous access. ❹ Control ... interventional radiology ... BloodLoss #Hemorrhage #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup