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July 1987, Vol 147, No. 7 >
ARTICLE | July 1987

ECG Poor R-Wave Progression-Reply

Michael J. Zema, MD
Arch Intern Med. 1987;147(7):1357. doi:10.1001/archinte.1987.00370070169027.
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On page 1145 of the June 1982 issue of the Archives1 mentioned by Feyz, a referral is made under the section "Recognition of PRWP" to reference 3. More precisely, the reference chosen should have been that previously published in Chest (reference 12 in our article in the Archives), which was the strongest of the articles in our series and dealt with correlation between the electrocardiogram (ECG) and autopsy findings. As Feyz points out, the definition of poor R-wave progression (PRWP), which was utilized in references 3 and 10, was slightly different from that utilized in references 11 and 12. In preparing the manuscript referenced as 11 in our Archives article, we discovered that a very common artifact of recording the surface ECG precordial leads is to record V1 and V2 in the second or third rather than fourth intercostal space, as recommended. Moreover, recording V1 and V2

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