x

Search for a rare disease

* (*) mandatory field

Other search option(s)

Suggest an update

(*) Required fields.

Attention

Only comments seeking to improve the quality and accuracy of information on the Orphanet website are accepted. For all other comments, please send your remarks via contact us. Only comments written in English can be processed.

Orphanet doesn't provide personalised answers. To get in touch with the Orphanet team, please contact

Information provided in your contribution (including your email address) will be stocked in .CSV files that will be sent as an email to Orphanet's teams. These emails might be conserved in the teams' mailboxes, in our backoffice servers but will not be registered in our databases (for more information see our section General Data Protection Regulation and data privacy (GDPR) and Confidentiality).

Captcha image

Spondylometaphyseal dysplasia, Sedaghatian type

Disease definition

A rare neonatal lethal form of spondylometaphyseal dysplasia characterized by severe metaphyseal chondrodysplasia, mild rhizomelic shortness of the upper limbs, and mild platyspondyly.

ORPHA:93317

Classification level: Disorder
  • Synonym(s): -
  • Prevalence: <1 / 1 000 000
  • Inheritance: Autosomal recessive 
  • Age of onset: Antenatal, Neonatal
  • ICD-10: Q77.8
  • ICD-11: LD24.5Y
  • OMIM: 250220
  • UMLS: C1855229
  • MeSH: C535798
  • GARD: 4993
  • MedDRA: -

Summary

Epidemiology

Nine cases have been reported so far in patients of Iranian, Yemeni and Caucasian origin.

Clinical description

A lacy appearance of the iliac crests, long fibulae, abnormal tarsal bones, cardiac arrhythmia, and intracranial anomalies have been described. Intrauterine growth is normal. The majority of patients die in the first days of life with symptoms of cardiorespiratory insufficiency. Subacute myocarditis, cortical necrosis of kidneys, adrenal and pulmonary hemorrhage, absence of the corpus callosum and marked frontotemporal pachygyria have been found at autopsy.

Etiology

Etiology remains unknown.

Genetic counseling

Autosomal recessive inheritance has been suggested.

Expert reviewer(s):  Dr Martine LE MERRER - Last update: September 2009

  A summary on this disease is available in Deutsch (2009) Español (2009) Français (2009) Italiano (2009) Nederlands (2009) Português (2009)

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.