ea0056p216 | Calcium & Vitamin D metabolism | ECE2018
Hewitt Stephen
, Kristinsson Jon
, Aasheim Erlend
, Blom-Hogestol Ingvild
, Aaseth Eirik
, Eriksen Erik Fink
, Mala Tom
Background: Secondary hyperparathyroidism (SHPT) is common in obesity, and a concern after obesity surgery due to negative impact on bone. Longitudinal data is sparse, and relationships with vitamin D and calcium levels are unclear. We studied the prevalence of SHPT over five years after Roux-en-Y gastric bypass (RYGB) and investigated whether SHPT was associated with serum levels of 25-hydroxyvitamin D (25(OH)D) and ionized calcium (iCa).Methods: 347 of...