10 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Ischaemia - Guidelines ... of cardiac ischaemia ... ischaemia ❶ ... possible. ❺ If ischaemia ... #Cardiac #Ischemia
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... of Ischemia - ... bigger than QRS - deWinter ... Wong @mchlwng #Ischemia ... #ECG #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... deviation) • Acute ischemia ... #EKG #diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
consider: o Cardiac ... ischaemia → 3-12 ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
hypoxia and organ ischemia ... lateral columns) • Takes ... consider other diagnosis ... Cobalamin #Deficiency #diagnosis ... #management #nutrition
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
AKI, acute limb ischemia ... WBC >100k, + lab signs ... unless worrisome EKG ... Syndrome #TLS #diagnosis ... #management #hematology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
/crush injury, ischemia ... heparinized tube) • ECG ... bradycardia → sine wave ... line, stabilizes cardiac ... ileus/obstruction (ischemia
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
-lead ECG, chest ... ischaemia (or infarction ... ) → 3-12 o Cardiac ... #Workup #Management ... #Workup #anesthesia
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
thrombosis, VTE) • Cardiac ... oral ulcers in 12 ... ) Differential Diagnosis ... retinal tears, Ischemia ... #management #signs
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
complications from anesthesia ... exam Determine Cardiac ... history of: a) Ischemic ... medical and surgical management ... stratification #diagnosis