Which of the following is a guideline that must be fulfilled for ICD reimbursement?

The guideline indicating the presence of hemodynamically significant sustained ventricular tachycardia (VT) is crucial for ICD reimbursement because it directly relates to the indication for implantable cardioverter-defibrillator therapy. Hemodynamically significant sustained VT refers to rhythms that result in a drop in blood pressure and subsequent symptoms, highlighting a critical need for intervention. This condition can lead to serious complications, including syncope or sudden cardiac arrest, making it imperative for the safety and prognosis of the patient.

Reimbursement guidelines focus on ensuring that the device is used in patients whose clinical situation justifies the potential risks associated with the implantation procedure and the device's lifetime. When sustained VT is present and hemodynamically significant, it strengthens the rationale for ICD placement as a preventive measure against potentially life-threatening arrhythmias.

The other options do not meet the severity or immediacy required for ICD reimbursement. For instance, reversible causes of VT lack the urgent criteria for device implantation, and a history of minimal heart failure symptoms would not substantiate the critical need for an ICD. Similarly, having low-risk factors for cardiac disease does not warrant the necessity for an ICD, as the indication for the device is primarily based on more acute risk scenarios.