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Monosomy 13q14

Disease definition

Monosomy 13q14 is a rare chromosomal anomaly syndrome, resulting from a partial deletion of the long arm of chromosome 13, characterized by developmental delay, variable degrees of intellectual disability, retinoblastoma and craniofacial dysmorphism (incl. micro/dolichocephaly, high and broad forehead, prominent eyebrows, thick, anteverted ear lobes, short nose with a broad nasal bridge and bulbous tip, prominent philtrum, large mouth with thin upper lip and thick, everted lower lip). Other features reported include high birth weight, macrocephaly, pinealoma, hepatomegaly, inguinal hernia and cryptorchidism.


Classification level: Disorder
  • Synonym(s):
    • Del(13)(q14)
    • Deletion 13q14
  • Prevalence: Unknown
  • Inheritance: Not applicable 
  • Age of onset: Neonatal, Infancy
  • ICD-10: Q93.5
  • OMIM: 613884
  • UMLS: -
  • MeSH: -
  • GARD: -
  • MedDRA: -

Detailed information

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.