title: Pituitary enlargement due to lingual thyroid gland and primary hypothyroidism.
abstract: Pituitary enlargement can occur as a result of primary hypothyroidism. We present a newborn with pituitary enlargement and congenital hypothyroidism secondary to a lingual thyroid gland. Thyroid hormone therapy caused a regression of pituitary enlargement.
authors.affiliation: Department of Endocrinology and Metabolism, Children's National Medical Center, Washington, DC 20010.
authors.forename: W
authors.initials: W
authors.lastname: Hung
authors.forename: C R
authors.initials: CR
authors.lastname: Fitz
authors.forename: E D
authors.initials: ED
authors.lastname: Lee
mesh_terms: D002828:Choristoma / Q000150:complications* / Q000151:congenital; D003409:Congenital Hypothyroidism; D005260:Female; D006801:Humans; D006984:Hypertrophy; D007037:Hypothyroidism / Q000150:complications*; D007231:Infant, Newborn; D010902:Pituitary Gland / Q000473:pathology*; D013961:Thyroid Gland; D014062:Tongue Neoplasms / Q000150:complications* / Q000151:congenital