What is an ECG?

• The Machinery
• The Standard Leads
• The Augmented Leads
• Limb Lead Vectors
• The Chest Leads
• The ECG Grid
• Approach to the ECG

Parts of the ECG

• The P Wave
• The PR Interval
• The QRS Complex
• The ST Segment
• The T Wave
• The U Wave
• The QT Interval

QRS Axis

• Axis Deviation
• Determining QRS Axis by Inspection
• Vector Method for QRS Axis
• Equiphasic Lead Method for QRS Axis

Ventricular Block

• Right Bundle Branch Block
• Left Bundle Branch Block
• Hemiblocks

Chamber Enlargement

• Right Atrial Enlargement
• Left Atrial Enlargement
• Right Ventricular Hypertrophy
• Left Ventricular Hypertrophy

Diagnosis of Q Waves

ST and T Abnormalities

• ST Depresssion
• ST Elevation
• T Wave Abnormality

Myocardial Infarction

• Overview
• Location of Infarction
• Anterior Infarction
• Lateral Infarction
• Inferior Infarction
• Posterior Infarction
• Subendocardial Infarction

Rhythm and Arrhythmia

• Atrial Rhythms
• Heart Block
• Ventricular Rhythms
• Ectopic Beats
• Pacemaker Rhythm

All material referenced through this menu is excerpted from copyrighted works by Bruce Argyle, MD. You are welcome to use selected portions, as long as appropriate credit is given. The credit for the text referenced through this menu is:

Argyle, B., MicroEKG Computer Program Manual.
Mad Scientist Software, Alpine, Utah