16 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
of cardiac ischaemia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Cardiac #Ischemia
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #ECG #EKG #diagnosis
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 ... deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... hyperthermia crisis (late sign ... Anesthesiology #Anesthesia
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... consider: o Cardiac ... ischaemia → 3-12 ... Endocrine cause (eg ... 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 ... over 2 h (>65 kg ... Anesthesiology #Anesthesia
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... iatrogenic causes, e.g ... pericardiocentesis kit (eg ... examination and vital signs ... Plan definitive management
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... of more of the signs ... surgery. ❷ Call for cardiac ... alternate vasopressor (e.g ... 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