CUTCHINS CARDIOVASCULAR MEDICINE | DIAGNOSTIC AND TECHNICAL SERVICES

Enhanced External Counterpulsation

Enhanced External Counterpulsation (EECP) is a non-invasive therapy used to improve blood flow to the heart, particularly in individuals experiencing angina. During treatment, inflatable cuffs are wrapped around the lower legs, upper legs, and buttocks. These cuffs inflate and deflate in sync with your heartbeat to increase venous return to the heart, helping boost oxygen supply to heart tissues and reduce cardiac workload.

Treatment typically involves one-hour sessions, five days a week, for a total of seven weeks.

Background

EECP was first developed in China in the 1960s and has been widely used in the United States since the early 2000s. The technique is based on the same physiological principles as the intra-aortic balloon pump (IABP), aiming to improve cardiac perfusion by increasing blood return to the heart.

Who May Benefit from EECP

EECP is recommended for patients with stable but disabling angina who are not ideal candidates for surgical or catheter-based interventions due to high surgical risk or complex anatomy. It is also used in individuals with stable systolic heart failure.

In addition to these FDA-approved indications, recent research suggests EECP may offer benefits for individuals with Long COVID, particularly those experiencing vascular dysfunction and fatigue. In a study involving 231 Long COVID patients, notable improvements were observed in several areas:

  • Fatigue: Significant reduction in fatigue scores

  • Angina: Moderate to severe angina dropped from 54.8% to 17.5%

  • Dyspnea (shortness of breath): Decreased from 84.9% to 35.9%

  • Cognitive symptoms ("brain fog"): Improved in 90.3% of patients

  • Work capacity: Among patients unable to work, 78.3% returned to work post-treatment

Who Should Not Receive EECP

EECP may not be appropriate for individuals with the following conditions:

  • Hypertrophic cardiomyopathy

  • Congenital heart disease

  • Severe valvular disease

  • Atrial fibrillation

  • Blood clots or other serious vascular conditions

What to Expect Before and After Treatment

Prior to starting EECP, you’ll undergo a comprehensive pre-treatment assessment, which includes:

  • A nursing intake and health review

  • A stress test

  • Lower extremity venous ultrasound

  • A full orientation session to ensure your comfort and understanding of the procedure

Another stress test may be repeated after the 7-week course to assess changes in exercise tolerance and chest pain.

Why It Matters

Long COVID can lead to persistent symptoms such as fatigue, chest discomfort, cognitive issues, and exercise intolerance. EECP offers a low-risk, non-invasive option for patients who may be navigating vascular dysfunction, POTS, or persistent angina symptoms. While further research is ongoing, many patients report meaningful improvements in quality of life.

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