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Neuropsychological functioning of children and adolescents (6-16) born with Congenital Adrenal Hyperplasia (CAH)

Objective of this pilot study is to investigate differences in neuropsychological functioning between CAH patients and healthy controls. Differences in neuropsychological functioning may influence the quality of life and daily functioning of…

Outcome study on gender identity, sexual functioning and psychological well being in patients with a disorder of sexual differentiation

In this study the prevalence and kind of sexual and psychosexual problems will be assessed. Psychological well being is studied as well

Advanced liver imaging in Gaucher Disease: a pilot study

To determine whether different MR-based imaging techniques and FibroScan can be used for the purpose of identifying and monitoring Gaucher Disease patients at high risk of developing disease related liver complications.

Blood pressure and steroid metabolism in the first year of life in patients with congenital adrenal hyperplasia (CAH): a longitudinal study

To evaluate the blood pressure within the first year of life we will perform a prospective longitudinal study in all newborn patients with the classical form of CAH. To analyze the urinary steroid profile in CAH patients and healthy controls during…

Does classic galactosemia affect male fertility?

Comparing fertilty of male galactosemia patients to a control group

Transition of care in women with Turner syndrome: Oxandrolone follow-up study

The aim of the study is to assess the long-term effects (at adult age) of the TOS study medication (growth hormone and estrogen with or without Ox), with specific attention to adult height and body proportions, body composition, virilization,…

Betacell and endothelial function in subjects with EXT-1 or EXT-2 mutations

Assessment of glucose homeostasis and endothelial function and glycocalyx status in 30 subjects with heterozygous mutations in EXT1 or EXT2 and 30 unaffected related controls.

Characterization of functionality of HDL in patients with familial hypercholesterolemia

1. to investigate whether the known chronic inflammatory and hyperoxidative state in patients with severely increased LDL is associated with dysfunctional HDL.2. to investigate whether CVD in FH is associated with dysfunctional HDL.

A Phase 4 Randomised, Double-Blind, Placebo-Controlled, Parallel-Group, Multi-Centre Study of Colesevelam as Add-on Therapy in Patients with Familial Hypercholesterolaemia.

This study is being conducted in patients with familial hypercholesterolaemia (FH) to:1. Assess the efficacy of colesevelam added to a maximal tolerated and stable regimen of statin and ezetimibe in further decreasing the low-density lipoprotein (…

Effect of treatment with levothyroxine in a patient with thyroid hormone receptor *1 deficiency

Objective: The primary objective of the study is to determine the effect of standard treatment with levothyroxine in TR*1 deficiency on:- Neutrophil and macrophage function- Erythropoiesis- Thyroid hormone target gene expression- Plasma metabolome

A Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Efficacy and Safety of SPR001 (Tildacerfont) in Reducing Supraphysiologic Glucocorticoid Use in Adult Subjects with Classic Congenital Adrenal Hyperplasia

This study has been transitioned to CTIS with ID 2023-503771-13-00 check the CTIS register for the current data. The purpose of this study is to see if tildacerfont can reduce the amount of GC (e.g., hydrocortisone) you need to take and reduce the…

A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging Study to Evaluate the Efficacy and Safety of SPR001 (Tildacerfont) in Adult Subjects with Classic Congenital Adrenal Hyperplasia

The primary purpose of this study is to assess the dose response of several doses of tildacerfont in controlling hormone levels and reducing testicular tumors over 12 weeks by comparing the tildacerfont hormonal control response to a placebo, a *…

A Phase 3 Randomized, Double-Blind, Placebo-Controlled Study of Adeno-Associated
Virus Serotype 8 (AAV8)-Mediated Gene Transfer of Human Ornithine Transcarbamylase
(OTC) in Patients with Late-Onset OTC Deficiency

This study has been transitioned to CTIS with ID 2024-514337-38-00 check the CTIS register for the current data. PrimaryTo evaluate the efficacy of DTX301 on the improvement of OTC function by maintaining safe plasma ammonia levelsSecondaryTo…

Withdrawal of Tiratricol Treatment in Males with Monocarboxylate Transporter 8 Deficiency (MCT8 Deficiency): A Double-blind, Randomized, Placebo-controlled Study

This study has been transitioned to CTIS with ID 2024-516124-34-00 check the CTIS register for the current data. Primary Objective:• To evaluate the effects of withdrawal of tiratricol treatment (placebo group) on serum total triiodothyronine (T3)…

A Phase 1, Double-blind, Randomized, Placebo-controlled, Single Ascending Dose Study To Evaluate The Safety, Tolerability, And Pharmacokinetics Of Paltusotine In Healthy Subjects

In this study we will investigate how safe specific doses of the compound paltusotine are and how well these are tolerated when they are used by healthy participants.We also investigate how much of the compound is broken down and absorbed in the…

Consequences of (recurrent) hypoglycaemia on cardiovascular and inflammatory responses in patients with diabetes mellictus type 1, type 2 and healthy volunteers

Primary objective:* To investigate the consequences of (recurrent) hypoglycaemia on inflammatory responsesSecondary objectives:* To study the atherogenic consequences of (recurrent) hypoglycaemia* To study the molecular mechanisms involved in the…