Open AccessA puzzling telemetry tracing
Author(s) -
Peter Ott,
Beth R. Malasky
Publication year - 2006
Publication title -
ep europace
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.119
H-Index - 102
eISSN - 1532-2092
pISSN - 1099-5129
DOI - 10.1093/europace/eul045
Subject(s) - medicine , telemetry , tracing , telecommunications , computer science , operating system
A 69-year-old female was admitted with the diagnosis of a non-ST-segment elevation myocardial infarction and placed on cardiac telemetry. Her resting ECG showed sinus rhythm and voltage criteria for left ventricular hypertrophy. A tracing was recorded by the telemetry monitor (Philips Med Systems) ( Figure 1 ); the patient was asymptomatic. What is the mechanism for the sudden change in QRS morphology? Figure 1 Telemetry monitor tracing (25 mm/s) displaying lead II (top, channel 1) …
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