Endocrine Abstracts

Purpose: Congenital leptin deficiency (CLD) is an extremely rare condition. The effects of the disease and leptin treatment on ocular structures are unknown in this patient group. In our study, we planned to compare the ocular findings of patients who received leptin replacement therapy due to leptin deficiency with the control groupMethods: In this prospective, cross-sectional comparative study, six patients with a diagnosis of congenital leptin deficie...

Introduction: Parathyroid carcinoma is a rare malignancy of the parathyroid glands. Parathyroid carcinoma may be suspected, but it usually cannot be confirmed prior to operation.Case: A 35-year-old male was consulted to Endocrinology department with persistant kidney stones. He was operated five times in 10 years for recurrent kidney stones.His lab results are as follows; Ca:13(8.8–10.6), P:2.2 mg/dl(2.5–4.5), ALP:84U/L(3...

Background: Treatment of vitamin D deficiency orinappropriate vitamin D supplementation may cause side effects associated with hypercalcemia. We observed a tendency to use very high single dose cholecalciferol for treatment of vitamin D deficiency.Aim: The primary aim of this study was to examine the clinical characteristics of patientswith very high serum 25OHD levels of vitamin D toxicity in Turkey.Materials and methods: An invit...