ASQ Scores of Transient Hypothyroxinemia of Prematurity

Neurodevelopmental Outcome of the Infants With Transient Hypothyroxinemia of Prematurity in Newborn Intensive Care Unit

• Transient hypothyroxinemia of prematurity (THoP) is defined as free thyroxine (FT4) level is below the reference values despite normal TSH level in preterm infant. This study aims to evaluate the neurological development of infants with transient premature hypothyroxinemia (THoP).

Inclusion Criteria:

• newborn infants who were born at 28-36 gestational weeks
• Infants who were hospitalized in the neonatal intensive care unit
• Infants with transient hypothyroxinemia of prematurity

Exclusion Criteria:

• Newborns with maternal thyroid disease,
• Severe intracranial issues,
• Chromosomal and congenital anomalies,
• Infants older than 36 gestational weeks