At NxStage we are committed to helping customers, patients, and care partners achieve the full potential of our technology and with the help of our dedicated support services, develop a long-lasting partnership. NxStage is dedicated to providing our customers and patients with outstanding customer service. Our Customer Service team has extensive customer care experience and are ready, willing, and able to assist with: 1  Initial system acquisition. 2  Delivery and implementation. 3  Addressing customer needs during their ongoing system use.
Cardiac arrest is sometimes preceded by certain symptoms such as fainting, fatigue, blackouts, dizziness, chest pain, shortness of breath, weakness, and vomiting. The arrest may also occur with no warning.
Cardiac arrest: Symptoms. The symptoms of cardiac arrest are due to the ineffective beating of the heart, which results in a lack of blood flow to the brain and a sudden loss of consciousness and unresponsiveness. A person with cardiac arrest will also lose his or her pulse and stop breathing.