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Duplication of the pituitary gland

Disease definition

Duplication of the pituitary gland is a rare midline cerebral malformation disorder characterized by duplicated pituitary stalks and/or glands within duplicated sella. Patients may present various degrees of facial dysmorphism and endocrine abnormalities, including precocious puberty, hypogonadism, hypothyroidism and/or hyperprolactinemia, as well as associated congenital anomalies, such as clift lip/palate, bifid nasal bridge/tongue/uvula, hypothalamic enlargement with or without hamartoma, nasopharyngeal tumors, corpus callosum agenesis/hypoplasia, basilar artery duplication, and/or vertebral defects (in particular, duplication of the odontoid process).


Classification level: Disorder
  • Synonym(s):
    • DPG-plus syndrome
    • Duplication of the pituitary gland-plus syndrome
    • Hypophyseal duplication
  • Prevalence: <1 / 1 000 000
  • Inheritance: Not applicable 
  • Age of onset: Infancy, Neonatal
  • ICD-10: Q89.2
  • OMIM: -
  • UMLS: -
  • MeSH: -
  • GARD: -
  • MedDRA: -
The documents contained in this web site are presented for information purposes only. The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment.