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Lobar holoprosencephaly

Disease definition

A form of holoprosencephaly characterized by separation of the right and left cerebral hemispheres and lateral ventricules with some continuity only across the frontal neocortex, especially rostrally and ventrally. Craniofacial features are variable may include ocular hypotelorism, midline cleft lip (complete or partial) and/or flat nose amongst other features.

ORPHA:93924

Classification level: Subtype of disorder
  • Synonym(s): -
  • Prevalence: 1-9 / 100 000
  • Inheritance: Multigenic/multifactorial or Not applicable 
  • Age of onset: Infancy, Neonatal
  • ICD-10: Q04.2
  • ICD-11: LA05.2
  • OMIM: 157170  609637  610829
  • UMLS: C0431362
  • MeSH: -
  • GARD: -
  • MedDRA: -

  A summary on this disease is available in Español (2020) Français (2020) Nederlands (2020) Deutsch (2011) Italiano (2011) Português (2011) Polski (2011, pdf)

Detailed information

Disease review articles

Genetic Testing

ERN : produced/endorsed by ERN(s)
FSMR : produced/endorsed by FSMR(s)

Additional information

Further information on this disease

Patient-centred resources for this disease

Research activities on this disease

Specialised Social Services

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.