22 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... of cardiac ischaemia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... worsening brady, Signs ... Chest Pain • ECG ... Connect ECG Leads ... #management #cardiology
Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia
Spontaneous MI caused ... coronary event (eg ... oxygen demand (eg ... decreased supply (eg ... sudden unexpected cardiac
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... Diagnosis • Cardiac ... disease: Myocardial ischemia ... Physiological causes ... Diagnosis #cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
85% of predicted value ... production to cause ... Contraindications: - Bradycardia ... arrythmias Diagnostics: EKG ... Stress #Testing #cardiology
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... ischaemia → 3-12 ... (eg steroid dependency ... Intraoperative #Checklist
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... AKI, acute limb ischemia ... priapism • Lab values ... WBC >100k, + lab signs ... unless worrisome EKG
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... arrhythmia syndromes (e.g ... heart disease Causes ... 300 = NSVT EKG ... #cardiology