2007 ICD-9-CM Procedure 89.52 Electrocardiogram Recording of the moment-to-moment electromotive forces of the HEART as projected onto various sites on the body's surface, delineated as a scalar function of time. The recording is monitored by a tracing on slow moving chart paper or by observing it on a cardioscope, which is a CATHODE RAY TUBE DISPLAY. 89.52 is a specific code that can be used to specify a procedure 89.52 contains 3 index entries View the full Volume 3 89.* hierarchy 89.52 also known as: ECG NOS EKG (with 12 or more leads) Index entries containing 89.52: EKG -- see also Electrocardiogram 89.52 Electrocardiogram (with 12 or more leads) 89.52 with vectorcardiogram 89.53 fetal (scalp), intrauterine 75.32 rhythm (with one to three leads) 89.51 Mapping electrocardiogram only 89.52