Abstract
Introduction: Secondary hyperparathyroidism (SPH) is characterized by high levelsserum levels of parathyroid hormone (PTH) due to chronic kidney disease (CKD). The treatmentSurgical surgery (parathyroidectomy, PTx) is considered as a therapeutic option when HPS isrefractory to clinical therapy. The literature suggests reciprocal effects of PTH variations onserum catecholamines and these o…