12 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... of cardiac ischaemia ... depression • T wave ... #Anesthesiology ... Checklist #Diagnosis #Management
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... - Ischemia MI ... Equivalents / Don't Miss Signs ... of Ischemia - ... bigger than QRS - deWinter
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Cardiac Amyloid ... , Symptoms and Management ... despite hx HTN) EKG ... pseudoinfarct pattern (Q-waves ... #Amyloidosis #Cardiac
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... deviation) • Acute ischemia
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... examination and vital signs ... Plan definitive management ... #Tamponade #Anesthesiology ... Checklist #Diagnosis #Management
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 ... with tetany or cardiac ... TLS #diagnosis #management
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
consider: o Cardiac ... ischaemia → 3-12 ... Sepsis → 3-14 o Cardiac ... #Differential #Anesthesiology ... Checklist #Diagnosis #Management
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... unexplained loss of cardiac ... Consider thrombolysis e.g ... mainstay of initial management ... Embolism #VTE #Anesthesiology
The chemical formula of Digoxin is C41 H64 O14.
Digoxin (Cardiac glycoside) reversibly inhibits the sodium-potassium-ATPase, causing
Digoxin (Cardiac ... Cardiac glycosides ... hypercalcemia, myocardial ischemia ... often the first sign ... effect" on the ECG
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