14 results
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... x 10 Rhythm (1) ... : WPW, ectopic atrial ... #ECG #EKG #diagnosis ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 1 , 3:2, 4:3, etc ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
EKG with Cerebral ... the ground in cardiac ... Paramedics got ROSC after ... 2 rounds of CPR ... #EKG #Electrocardiogram
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... (LV thrombus, LAA ... Angiography or Cardiac ... #Coronary #Artery ... #Embolism #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... main coronary artery ... failure, and death. 2. ... #electrocardiogram ... #diagnosis #ekg
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... height of QRS in 2 ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
ankle swelling. 2. ... → no signs of CXR ... epicardial coronary artery ... Consider cardiac ... Other: Electrocardiogram
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: 1. ... system activity, 2. ... lack of acute cardiac ... level <100 pg/ml EKG ... ischemic changes CXR
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
exam Determine Cardiac ... indicated • EKG ... Obtain EKG if: ... postoperative cardiac ... stratification #diagnosis