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Ece Böber, MD; Yasemen Erolu, MD; Walter W. Tunnessen, Jr, MD

Arch Pediatr Adolesc Med. 1996;150(10):1099-1100.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

A 15-DAY-OLD premature infant (gestational age, 32 weeks) was noted to have a prominent midline neck mass (Figure). Thyroid function studies revealed the following values: thyroxine, 12.87 nmol/L (1 µg/dL) (normal range, 58-154 nmol/L [4.5-12 µg/dL]); triiodothyronine, 1.2 nmol/L (80 ng/dL) (normal range, 1.3-3.1 nmol/L [87-200 ng/dL]); and thyroid-stimulating hormone, 95 mU/L (normal range, 1.7-9.1 mU/L). There was no history of maternal ingestion of goitrogenic medications or excessive exposure to iodine-containing substances. Thyroxine replacement (10 µg/kg per day) was begun; the goiter disappeared within 2 weeks, and the abnormal thyroid function test results reverted to normal by the time the patient was 4 months old.

Denouement and Discussion

Transient Primary Hypothyroidism

Transient primary hypothyroidism (TPH) is a temporary hypofunction of the thyroid gland, more common in some parts of the world than in others. The abnormal thyroid function persists for a variable time after birth and is often related to . . . [Full Text PDF of this Article]

Author Affiliations
From the Department of Pediatrics, Dokuz Eylül University, Izmir, Turkey.

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