Impaired cardiovascular autonomic nervous system function in patients with Churg–Strauss syndrome

OBJECTIVES: Although peripheral nervous system involvement in patients with Churg-Strauss syndrome (CSS) has been described, little is known about its autonomic part. Autonomic nervous system (ANS) function can be assessed by studying heart rate variability (HRV) and a decrease in the spectrum of HRV correlates with ANS impairment. METHODS: Out of 24 CSS patients we chose 12 (four males, eight females, aged 40 ± 8.3 years) in disease remission …