10 results
Hypertrophic Cardiomyopathy (HOCM) - EKG Characteristics
Typical EKG findings may include:
 • Deep and narrow Q waves
Deep and narrow Q waves ... inferior leads • General ... signs of LVH (high ... #ecg #clinical ... #cardiology #electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Wave Inversion ... High rate in <1 ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... proximal LAD or high ... unless LBBB/LVH/high ... #electrocardiogram
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 ... #Equivalents #ECG ... differential #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... (Eiffel Tower sign ... • Short QT, high ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
High Central Neuraxial ... that may mimic signs ... #Central #Neuraxial ... #Block #Anesthesiology ... Intraoperative #Checklist
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... Have a high index ... Ischemia #Ischaemia #Anesthesiology ... Intraoperative #Checklist
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Excessive insulation, high ... Sepsis (→ 3-14) e.g ... hyperthermia crisis (late sign ... Differential #Causes #Anesthesiology ... #Anesthesia #Checklist
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... Consider thrombolysis e.g ... possible • If central ... Embolism #VTE #Anesthesiology ... Intraoperative #Checklist
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
iatrogenic causes, e.g ... . central line placement ... examination and vital signs ... Cardiac #Tamponade #Anesthesiology ... Intraoperative #Checklist