Endocrine Abstracts

Objective: 25-OH vitamin D3 (D3) possibly affects testosterone production. In some cross sectional studies the level of D3 correlates positively with total testosterone (TT) and free androgen index (FAI). In the European Male Ageing Study positive association of D3 with secondary and compensated hypogonadism was confirmed.Aim: The aim of the study was to determine the relationship between D3 levels and levels of TT, LH, FSH and FAI in men. Secondary aim ...

Background: Hyponatremia is the most common electrolyte abnormality, it increases morbidity and mortality, but it is not clear if this condition influences mortality independently of other contributing factors. The aim of our study was to assess the relative contribution of hyponatremia to in-hospital mortality and to determine predictive factors associated with hyponatremia-related mortality.Materials and methods: A database search was conducted for all...