Background: An ENDO-European Reference Network (ERN) initiative was launched that
was endorsed by the European Society for Pediatric Endocrinology and the European …

The purpose of this paper was to systematically summarize the published literature on
neonatal isolated hyperthyrotropinemia (HTT), with a focus on prevalence, L-T4 …

Background: An increase in the incidence of congenital hypothyroidism (CH) with a normally
located gland has been reported worldwide. Affected individuals display transient or …

Purpose Congenital hypothyroidism (CH) is the most common cause of preventable mental
retardation. Recently, the detection of CH cases with eutopic thyroid gland has increased …

Background To analyze predictive factors suggesting transient congenital hypothyroidism
(TCH) compared to permanent congenital hypothyroidism (PCH) or transient thyroid function …

Aim: To analyze the factors that might allow an early discrimination between permanent (P)
and transient (T) congenital hypothyroidism (CH). Methods: Clinical, biochemical and …

Background Congenital hypothyroidism (CH) is one of the most common endocrine
diseases in childhood. A significant proportion of CH cases are transient, but the risk factors …

Objective: Prevalence of congenital hypothyroidism (CH) in Turkey at birth was reported to
be as high as 1: 650 in 2008-2010. Incidence rates of permanent and transient CH …

Background The incidence of congenital hypothyroidism (CH) differs significantly among
different ethnicities and regions, and early differentiation of transient CH is important to avoid …

Purpose The incidence of congenital hypothyroidism (CH) has increased in several
countries. Lower cut-off in screening programs have led to an increase in the proportion of …