14 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... leads with STE in avR ... inversion - STE avR ... #Ischemia #ECG ... #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... ST elevation in aVR ... V2 • Wellens sign ... #Equivalents #ECG ... #EKG #diagnosis
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
amniotic fluid, air ... Signs: hypotension ... Consider thrombolysis e.g ... Discontinue source of air ... attempt to aspirate air
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Management #Workup
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Management #Workup
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
effusion fluid or air ... iatrogenic causes, e.g ... pericardiocentesis kit (eg ... thoracotomy is a better treatment ... examination and vital signs
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... Findings: - AV ... Low voltage Treatment ... #Myocarditis #diagnosis ... #management #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Framework STEMI ... depression in aVR ... depression in aVR ... #cardiology #ecg ... #ekg #electrocardiogram
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
, dyspnea, +/- CXR ... WBC >100k, + lab signs ... unless worrisome EKG ... Syndrome #TLS #diagnosis ... #management #hematology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
of more of the signs ... arrest, start CPR ... alternate vasopressor (e.g ... Intraoperative #Checklist #Diagnosis ... #Management #Workup