Status:

COMPLETED

Clinical and Genetic Analysis in Congenital Hypothyroidism Due to Thyroid Dysgenesis.

Lead Sponsor:

Assistance Publique - Hôpitaux de Paris

Collaborating Sponsors:

URC-CIC Paris Descartes Necker Cochin

Conditions:

Congenital Hypothyroidism

Eligibility:

All Genders

Phase:

NA

Brief Summary

Congenital hypothyroidism (CH) is a rare disease that affects 1 in 3500 newborn. This condition is detected consistently since the late 1970s in France, which has led to early care and a significant i...

Detailed Description

Congenital hypothyroidism (CH) is a rare disease that affects 1 in 3500 newborn. This condition is detected consistently since the late 1970s in France, which has enabled early care and a significant ...

Eligibility Criteria

Inclusion

  • \- Patient: newborn (0-27 days) or infant (28 days 23 months), or child or adult with congenital hypothyroidism (that is to say with a TSH \> 15 mU / ml at screening on filter paper and / or plasma TSH\> 10 mU / ml) diagnosed in the first months of life, whatever their age, sex, weight and size.
  • Subjects with blood levels of free thyroid hormones (FT3 and FT4) in the standards will be described as having subclinical hypothyroidism.
  • If treatment with L-thyroxine could be stopped without relapse (that is to say, always with a TSH \<5 mU / ml with different controls), hypothyroidism is said to be transient, whatever the age of discontinuation of treatment.
  • No pre or neonatal goitre by palpation or ultrasound thyroid
  • negative perchlorate test (ie decreased rate of iodine captation \<10% at 2h injection of perchlorate) when the thyroid gland in place
  • No self-immunity known to thyroid in children with and / or his mother (defined by a antithyroperoxidase antibodies and / or antithyroglobulin)
  • Signature of free and informed consent by the patient or his legal representative
  • Affiliation or enjoying a social security system

Exclusion

  • Presence of markers antithyroid autoimmunity in children and / or mother (antithyroperoxidase antibodies and / or antithyroglobulin)
  • Pre or neonatal goiter on palpation or ultrasound thyroid
  • Test positive perchlorate (ie salting rate of iodine\> 10% at 2 injection perchlorate)
  • Patients of foreign origin returned to their country will be excluded from the study.

Key Trial Info

Start Date :

September 17 2013

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 17 2017

Estimated Enrollment :

558 Patients enrolled

Trial Details

Trial ID

NCT01916018

Start Date

September 17 2013

End Date

March 17 2017

Last Update

September 8 2025

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Pediatric endocrinology gynecology and diabetology, Hôpital Necker Enfants Malades, Assistance Publique - Hôpitaux de Paris , Université Paris Descartes, INSERM unit U 845

Paris, France, 75015