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.
Where Is Your Heart Located? It might be a shocker for some of you, but hearts isnât really located on the left side of your chest. It lies between the right and left lungs, in the middle of the chest and slightly towards the left of the breastbone. The heart is enclosed in the pericardium which is a double layer. This pericardium is attached to the diaphragm, spinal column and other parts via strong ligaments.