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Clinical Trials/NCT07280104
NCT07280104
Recruiting
Not Applicable

Investigation of Development Infants With Primary Congenital Hypothyroidism

Nigde Omer Halisdemir University1 site in 1 country40 target enrollmentStarted: December 20, 2025Last updated:

Overview

Phase
Not Applicable
Status
Recruiting
Sponsor
Nigde Omer Halisdemir University
Enrollment
40
Locations
1
Primary Endpoint
Motor development

Overview

Brief Summary

A review of the literature has focused primarily on the cognitive and motor development of children with congenital hypothyroidism, but no studies on sensory processing skills have been found. Considering the age range of the groups studied, studies conducted in the early stages of life are rare. This planned study aims to examine the neurological status, motor development, and sensory processing skills of infants aged 6-18 months, considering early synaptogenesis.

Detailed Description

The thyroid gland is responsible for producing the hormones necessary for normal growth and development. Congenital hypothyroidism is a condition characterized by underactive or absent thyroid gland in infants. Because thyroid hormone is essential for brain development, these children are at risk for brain damage and related cognitive and motor deficits. Initiating thyroxine supplementation early after birth through newborn screening programs aims to minimize this brain damage. Various studies on the effectiveness of these screening programs have shown that early thyroxine supplementation results in intelligence quotients within the normal range. However, mild cognitive and motor deficits, such as attention and balance problems, are present in most patients.

This planned study aims to examine the neurological status, motor development, and sensory processing skills in infants aged 6-18 months. The results of this study may provide a scientific basis for early follow-up and intervention programs by demonstrating the potential impact of congenital hypothyroidism on these developmental areas.

Study Design

Study Type
Observational
Observational Model
Case Control
Time Perspective
Cross Sectional

Eligibility Criteria

Ages
6 Months to 18 Months (Child)
Sex
All
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • Those with primary congenital hypothyroidism who have been treated since the newborn period and are currently on treatment.
  • Infants born at term.
  • Between 6 and 18 months old.

Exclusion Criteria

  • Infants with secondary congenital hypothyroidism,
  • Preterm infants,
  • Those with congenital infections or proven genetic alterations,
  • Infants diagnosed with metabolic, neurological, or genetic diseases,
  • Infants whose parents did not volunteer for the study

Arms & Interventions

congenital hypothyroidism

The thyroid gland is responsible for producing hormones necessary for normal growth and development. Congenital hypothyroidism is a condition characterized by an underactive or absent thyroid gland in infants.

Intervention: neurological status (Behavioral)

congenital hypothyroidism

The thyroid gland is responsible for producing hormones necessary for normal growth and development. Congenital hypothyroidism is a condition characterized by an underactive or absent thyroid gland in infants.

Intervention: sensory processing functions (Behavioral)

congenital hypothyroidism

The thyroid gland is responsible for producing hormones necessary for normal growth and development. Congenital hypothyroidism is a condition characterized by an underactive or absent thyroid gland in infants.

Intervention: Motor development (Behavioral)

Control Group

A control group of 20 healthy children, born at term and aged between 6 and 18 months, without primary congenital hypothyroidism will be created.

Intervention: neurological status (Behavioral)

Control Group

A control group of 20 healthy children, born at term and aged between 6 and 18 months, without primary congenital hypothyroidism will be created.

Intervention: sensory processing functions (Behavioral)

Control Group

A control group of 20 healthy children, born at term and aged between 6 and 18 months, without primary congenital hypothyroidism will be created.

Intervention: Motor development (Behavioral)

Outcomes

Primary Outcomes

Motor development

Time Frame: 6-18 month

The Peabody Developmental Motor Scales-2 (PDMS-2) was planned to be used to assess motor development. The test is designed to identify developmental delays in children aged 0-72 months. Separate tests and rating scales are used to assess children's motor development, including both gross and fine motor skills. Each item in the PDMS-2 is scored on a 3-point ordinal scale reflecting the child's performance: 2 points - the child performs the item according to the specified criteria; 1 point - the child's performance shows emerging skill or partial success; 0 points - the child cannot or will not attempt the item, or the attempt does not meet criteria.

Sensory development

Time Frame: 6-18 months

The Test of Sensory Functions in Infants (TSFI) was planned to be used to assess infant sensory development. The TSFI is frequently used to assess the sensory processing functions of infants aged 4-18 months. It is used to determine whether an infant has a sensory processing problem and to what extent. It consists of 24 items. The TSFI requires the infant to be stimulated and interact with various materials. The total score ranges from 0-49, and the test has normative values for different age groups. Although it is used from the fourth month onward, the most reliable and valid results are obtained between 7-18 months.

Neurological Examination

Time Frame: 6-18 months

The Hammersmith Infant Neurological Examination (HINE) was planned to be used to assess the neurological status of infants. The HINE is a standardized examination for children aged 3 to 24 months, with high predictive value in the early detection of neurological disorders. It is a standardized clinical assessment tool developed to assess the neurological integrity, nervous system maturity, and potential neuromotor disorders in newborns. The HINE is grouped under three main subheadings: neurological, motor, and behavioral. Each item is scored from 0 to 3. The total score reflects the level of neurological maturity and abnormality. There are 26 items in total, with a maximum score of 78. A higher score indicates a more mature neurological status.

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Nigde Omer Halisdemir University
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Rabia ZORLULAR

principal investigator

Nigde Omer Halisdemir University

Study Sites (1)

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