The amount of blood left in the ventricle at the end of systole is known as the end-systolic volume (afterload, between 40 – 50 ml of blood). The amount of blood actually ejected from the ventricle is known as the stroke volume output .

Chronic combined systolic (congestive) and diastolic (congestive) heart failure. I50.42 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2023 edition of ICD-10-CM I50.42 became effective on October 1, 2022.