1 ICD-9-CM 751.7 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 751.7 should only be used for claims with a date of service on or before September 30, 2015. 2  For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
The myocardium is located between the endocardium and the visceral layer of the serous membrane (epicardium) of the heart.
^My Answer The heart is located in the center of the chest. People thâ¦ink that it is in the left side of the chest, but in reality it is in the center - it is tilted slightly to the left - and the left side generates more pressure - hence the thinking that it is left side. Making the world better, one answer at a time. The heart is located in the mediastium thoracic cavity, slightly left of the midline. The heart is located in the mediastium thoracic cavity, slightly left of the midline.