ECG pockettool contains all the basic information and criteria necessary for interpreting common ECG pathologic findings including hypertrophy, blocks, arrhythmias, and myocardial infarctions. Each condition is illustrated using digital ECG tracings. Additional features of the ECG pockettool include: Convenient compact size, 3¼""x 2¼""x ¼"" Sturdy laminated paper construction. Explanations and criteria for over 25 common cardiac conditions. Real, patient derived, digital ECGs illustrate all cases. Fully indexed for rapid access. For students, residents, nurses and all other healthcare professionals.