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Congestive heart failure and central sleep apnea
Scott A Sands1, Robert L Owens2
1Division of Sleep Medicine, Brigham and Women's Hospital and Harvard Medical School, 221 Longwood Avenue, Boston, MA 02115, USA; Department of Allergy, Immunology and Respiratory Medicine and Central Clinical School, Alfred Hospital and Monash University, 55 Commercial Rd, Melbourne, VIC 3004, Australia.
Critical Care Clinics
|June 30, 2015
Summary
Cheyne-Stokes respiration (CSR) is common in congestive heart failure (CHF) patients in intensive care units (ICUs). Further research is needed to understand CSR
Area of Science:
- Critical Care Medicine
- Pulmonary Medicine
- Cardiology
Background:
- Congestive heart failure (CHF) is a leading cause of hospitalization for older adults in the U.S.
- Cheyne-Stokes respiration (CSR) is a common breathing pattern in CHF patients.
- Data on CSR prevalence in intensive care units (ICUs) for CHF patients are limited.
Purpose of the Study:
- To investigate the prevalence of CSR in ICU patients with CHF.
- To explore the impact of CSR on clinical management and mechanical ventilation weaning in CHF patients.
Main Methods:
- Observational study design.
- Patient data collection from intensive care units.
- Analysis of breathing patterns, including CSR, in CHF patients.
Main Results:
- CSR is expected to be highly prevalent in ICU patients with CHF.
- Limited data currently exist on CSR prevalence and its effects in this population.
- Underlying mechanisms linking CHF to unstable breathing (increased loop gain) require focus.
Conclusions:
- CSR is likely common in ICU patients with CHF.
- More research is needed to determine CSR prevalence and its clinical implications in the ICU.
- Treatment strategies should address the mechanisms driving unstable breathing in CHF.
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