Common ECG Lead Placement Errors. Part I: Limb Lead Reversals

Autor: Allison V. Rosen, Sahil Koppikar, Catherine Shaw, Adrian Baranchuk
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: International Journal of Medical Students, Vol 2, Iss 3, Pp 92-98 (2015)
Druh dokumentu: article
ISSN: 2076-6327
Popis: Background: Electrocardiography (ECG) is a very useful diagnostic tool. However, errors in placement of ECG leads can create artifacts, mimic pathologies, and hinder proper ECG interpretation. It is important for members of the health care team to be able to recognize the common patterns resulting from lead placement errors. Methods: 12-lead ECGs were recorded in a single male healthy subject in his mid 20s. Six different limb lead reversals were compared to ECG recordings from correct lead placement. Results: Classic ECG patterns were observed when leads were reversed. Methods of discriminating these ECG patterns from true pathologic findings were described. Conclusion: Correct recording and interpretation of ECGs is key to providing optimal patient care. It is therefore crucial to be able to recognize common ECG patterns that are indicative of lead reversals.
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