A prospective, 1-year follow-up study of postural tachycardia syndrome.

ABSTRACT:

Objective

To prospectively evaluate patients who met standard criteria for postural tachycardia syndrome (POTS), at baseline and 1-year follow-up, using standard clinical and laboratory methods to assess autonomic function.

Methods

Fifty-eight patients met the study criteria (orthostatic symptoms and a heart rate increment of ≥ 30 beats/min on head-up tilt) and completed 12 months of follow-up. All patients were enrolled and completed the study from January 16, 2006, through April 15, 2009. Patients underwent standardized autonomic testing, including head-up tilt, clinical assessment, and validated questionnaires designed to determine the severity of autonomic symptoms.

Results

Patients were predominantly young females (n=49, 84%), with 20 patients (34%) reporting an

SUBMITTER: Kimpinski K 

PROVIDER: S-EPMC3538485 | biostudies-literature | 2012 Aug

REPOSITORIES: biostudies-literature