Holoprosencephaly 2; Hpe2

Description

A rare disorder characterized by the partial separation of the cerebral hemispheres. It is associated with mutations in the SIX3 gene.

Clinical Features

Top most frequent phenotypes and symptoms related to Holoprosencephaly 2; Hpe2

  • Intellectual disability
  • Seizures
  • Global developmental delay
  • Generalized hypotonia
  • Microcephaly
  • Scoliosis
  • Nystagmus
  • Strabismus
  • Abnormal facial shape
  • Muscular hypotonia

And another 35 symptoms. If you need more information about this disease we can help you.

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Incidence and onset information

— Currently we don't have prevalence information about this disease (Not enough data available about incidence and published cases.)
No data available about the known clinical features onset.

Researches and researchers

Currently, we don't have any information about doctors, researches or researchers related to this disease. Please contact us if you would like to appear here.


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Holoprosencephaly 2; Hpe2 Recommended genes panels

Panel Name, Specifity and genes Tested/covered
Epilepsy Advanced Sequencing and CNV Evaluation - Developmental Brain Malformations.

By Athena Diagnostics Inc (United States).

SHH, STIL, SIX3, TUBA8, SLC25A19, DEAF1, ARFGEF2, RAB3GAP1, CENPJ, NDE1, FKRP, ARX, ASPM, POMGNT1, POMT2, TUBA1A, COL4A1, CPT2, WDR62, DCX , (...)

View the complete list with 20 more genes
Specificity
3 %
Genes
100 %
Epilepsy Advanced Sequencing and CNV Evaluation.

By Athena Diagnostics Inc (United States).

SCN1A, SCN1B, SCN2A, SCN3A, SCN5A, SCN8A, SCN9A, SHH, ST3GAL3, ST3GAL5, STIL, SIX3, SLC2A1, SLC35A2, SLC6A1, SLC6A8, SLC9A6, SMC1A, KDM5C, SMS , (...)

View the complete list with 214 more genes
Specificity
1 %
Genes
100 %
NGS Epilepsy/Seizure Panel.

By Greenwood Genetic Center Diagnostic Laboratories Greenwood Genetic Center (United States).

SCN1A, SCN1B, SCN2A, SCN5A, SCN8A, SCN9A, SHH, ST3GAL3, ST3GAL5, STIL, SIX3, SLC2A1, SLC35A2, SLC9A6, SNAP25, SPTAN1, CDKL5, STXBP1, SYN1, SYNGAP1 , (...)

View the complete list with 124 more genes
Specificity
1 %
Genes
100 %
Comprehensive Brain Malformation Panel.

By Knight Diagnostic Laboratories - Molecular Diagnostic Center Oregon Health & Science University (United States).

SHH, STIL, SIX3, SLC9A6, SOX2, CDKL5, TGIF1, MED12, CEP41, TUBA8, UBE3A, VLDLR, VRK1, ZIC2, ACTB, MRPS16, NSD1, RAB18, ACTG1, SLC25A19 , (...)

View the complete list with 86 more genes
Specificity
1 %
Genes
100 %
Holoprosencephaly.

By Knight Diagnostic Laboratories - Molecular Diagnostic Center Oregon Health & Science University (United States).

SHH, SIX3, TGIF1, ZIC2, CDON, DISP1, DLL1, FGF8, FOXH1, GAS1, GLI2, NODAL, PTCH1
Specificity
8 %
Genes
100 %
Septo-Optic Dysplasia and Schizencephaly.

By Knight Diagnostic Laboratories - Molecular Diagnostic Center Oregon Health & Science University (United States).

SHH, SIX3, SOX2, COL4A1, EMX2, HESX1
Specificity
17 %
Genes
100 %
Holoprosencephaly Sequencing Panel.

By Genetic Services Laboratory University of Chicago (United States).

SHH, STIL, SIX3, TGIF1, ZIC2, CDON, FGF8, FGFR1, GLI2, PTCH1
Specificity
10 %
Genes
100 %
Holoprosencephaly Deletion/Duplication Panel.

By Genetic Services Laboratory University of Chicago (United States).

SHH, STIL, SIX3, TGIF1, ZIC2, CDON, FGF8, FGFR1, GLI2, PTCH1
Specificity
10 %
Genes
100 %

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Sources and references

You can check the following sources for additional information.

MESH OMIM Rare Disease Search Engine

If you liked this article maybe you will also find interesting the following in-depth articles about other rare diseases, like MENTAL RETARDATION, X-LINKED 19; MRX19 ENCEPHALOPATHY, PROGRESSIVE, EARLY-ONSET, WITH BRAIN ATROPHY AND THIN CORPUS CALLOSUM; PEBAT EPIPHYSEAL DYSPLASIA, MULTIPLE, WITH MYOPIA AND CONDUCTIVE DEAFNESS; EDMMD DIHYDROLIPOAMIDE DEHYDROGENASE DEFICIENCY; DLDD 46,XX SEX REVERSAL 1; SRXX1 ALPHA-THALASSEMIA MYELODYSPLASIA SYNDROME; ATMDS

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