Christianson syndrome

Christianson syndrome is a very rare form of syndromic intellectual deficit characterized by microcephaly, severe developmental delay or regression, hypotonia, abnormal movements, and early-onset seizures.



Input patient's signs and symptoms


Narrow down the case reports



Total: 8 (papers)

  


(per page)
Matched Phenotype  Gene  Mutation  MeSH
Rank
(Similarity)
PMID
(PMCID)
1
(51.6%)
21932316
Christianson syndrome in a patient with an interstitial Xq26.3 deletion.
Tzschach A, Ullmann R, Ahmed A, Martin T, Weber G, Decker-Schwering O, Pauly F, Shamdeen MG, Reith W, Oehl-Jaschkowitz B.
Am J Med Genet A. 2011;155A(11):2771-4.
Microcephaly Scapuloperoneal myopathy
FHL1 SLC9A6
Child, Preschool Chromosome Deletion Chromosomes, Human, X Genetic Diseases, X-Linked Homo sapiens Intracellular Signaling Peptides and Proteins LIM Domain Proteins Male Mental Retardation, X-Linked Muscle Proteins Muscular Dystrophy, Emery-Dreifuss Mutation Physical Examination Sodium-Hydrogen Antiporter Syndrome
2
(39.0%)
30937176
A novel splicing mutation in SLC9A6 in a boy with Christianson syndrome.
Ieda D, Hori I, Nakamura Y, Ohashi K, Negishi Y, Hattori A, Arisaka A, Hasegawa S, Saitoh S.
Hum Genome Var. 2019;6:15.
Microcephaly
SLC9A6
c|SUB|C|1141-8|A
2
(39.0%)
30126759
Electrical status epilepticus in sleep, a constitutive feature of Christianson syndrome?
Mathieu ML, de Bellescize J, Till M, Flurin V, Labalme A, Chatron N, Sanlaville D, Chemaly N, des Portes V, Ostrowsky K, Arzimanoglou A, Lesca G.
Eur J Paediatr Neurol. 2018;22(6):1124-1132.
Progressive microcephaly
CNKSR2 GRIN2A SLC9A6
Ataxia Autistic Disorder Child Child, Preschool Electroencephalography Epilepsy Genetic Diseases, X-Linked Homo sapiens Intellectual Disability Language Development Disorders Male Microcephaly Ocular Motility Disorders Sleep Status Epilepticus
2
(39.0%)
27256868
A new family with an SLC9A6 mutation expanding the phenotypic spectrum of Christianson syndrome.
Masurel-Paulet A, Piton A, Chancenotte S, Redin C, Thauvin-Robinet C, Henrenger Y, Minot D, Creppy A, Ruffier-Bourdet M, Thevenon J, Kuentz P, Lehalle D, Curie A, Blanchard G, Ghosn E, Bonnet M, Archimbaud-Devilliers M, Huet F, Perret O, Philip N, Mandel JL, Faivre L.
Am J Med Genet A. 2016;170(8):2103-10.
Microcephaly
SLC9A6
c|DEL|526-9_526-5| rs796053290
Adult Ataxia Brain Child DNA Mutational Analysis Epilepsy Facies Family Females Genetic Association Studies Genetic Diseases, X-Linked Heterozygote Homo sapiens Intellectual Disability Magnetic Resonance Imaging Male Microcephaly Mutation Ocular Motility Disorders Phenotype RNA Splice Sites Sequence Deletion Sodium-Hydrogen Antiporter
2
(39.0%)
24630051
A novel mutation in the endosomal Na+/H+ exchanger NHE6 (SLC9A6) causes Christianson syndrome with electrical status epilepticus during slow-wave sleep (ESES).
Zanni G, Barresi S, Cohen R, Specchio N, Basel-Vanagaite L, Valente EM, Shuper A, Vigevano F, Bertini E.
Epilepsy Res. 2014;108(4):811-5.
Microcephaly
SLC9A6 SLC9C2
c|SUB|G|IVS10-1|A
Ataxia Child Epilepsy Genetic Diseases, X-Linked Homo sapiens Intellectual Disability Male Microcephaly Mutation Ocular Motility Disorders Sleep Sodium-Hydrogen Antiporter Status Epilepticus
2
(39.0%)
24285247
Christianson syndrome: spectrum of neuroimaging findings.
Bosemani T, Zanni G, Hartman AL, Cohen R, Huisman TA, Bertini E, Poretti A.
Neuropediatrics. 2014;45(4):247-51.
Microcephaly
SLC9A6
Angelman Syndrome Ataxia Cerebellum Child Differential Diagnosis Epilepsy Genetic Diseases, X-Linked Homo sapiens Intellectual Disability Magnetic Resonance Imaging Male Microcephaly Mutation Ocular Motility Disorders Sodium-Hydrogen Antiporter
2
(39.0%)
20949524
(3698558)
Natural history of Christianson syndrome.
Schroer RJ, Holden KR, Tarpey PS, Matheus MG, Griesemer DA, Friez MJ, Fan JZ, Simensen RJ, Stromme P, Stevenson RE, Stratton MR, Schwartz CE.
Am J Med Genet A. 2010;152A(11):2775-83.
Microcephaly
SLC9A6
Adult Child Child, Preschool Eye Movements Family Fatal Outcome Females Homo sapiens Infant Intelligence Tests Magnetic Resonance Imaging Male Mutation Pregnancy Sodium-Hydrogen Antiporter Syndrome
8
(4.0%)
29275387
Syndrome of X linked intellectual disability, epilepsy, progressive brain atrophy and large head associated with SLC9A6 mutation.
Padmanabha H, Saini AG, Sahu JK, Singhi P.
BMJ Case Rep. 2017;2017:.
Autism
SLC9A6
Brain Cephalometry Child, Preschool Craniofacial Abnormalities Differential Diagnosis Drug Resistant Epilepsy Genetic Diseases, X-Linked Head Homo sapiens Intellectual Disability Magnetic Resonance Imaging Male Mutation Sodium-Hydrogen Antiporter Syndrome
        

Phenotype(s) retrieved from Orphanet

    Total: 41

HPO ID Term Frequency
HP:0000275 Narrow face Very frequent (99-80%)
HP:0000276 Long face Very frequent (99-80%)
HP:0000400 Macrotia Very frequent (99-80%)
HP:0000486 Strabismus Very frequent (99-80%)
HP:0000574 Thick eyebrow Very frequent (99-80%)
HP:0001272 Cerebellar atrophy Very frequent (99-80%)
HP:0001344 Absent speech Very frequent (99-80%)
HP:0002078 Truncal ataxia Very frequent (99-80%)
HP:0002187 Intellectual disability, profound Very frequent (99-80%)
HP:0002197 Generalized-onset seizure Very frequent (99-80%)
HP:0002376 Developmental regression Very frequent (99-80%)
HP:0002529 Neuronal loss in central nervous system Very frequent (99-80%)
HP:0004326 Cachexia Very frequent (99-80%)
HP:0007360 Aplasia/Hypoplasia of the cerebellum Very frequent (99-80%)
HP:0011344 Severe global developmental delay Very frequent (99-80%)
HP:0000252 Microcephaly Frequent (79-30%)
HP:0000602 Ophthalmoplegia Frequent (79-30%)
HP:0000639 Nystagmus Frequent (79-30%)
HP:0000717 Autism Frequent (79-30%)
HP:0000733 Stereotypy Frequent (79-30%)
HP:0000748 Inappropriate laughter Frequent (79-30%)
HP:0000765 Abnormality of the thorax Frequent (79-30%)
HP:0000767 Pectus excavatum Frequent (79-30%)
HP:0001181 Adducted thumb Frequent (79-30%)
HP:0001332 Dystonia Frequent (79-30%)
HP:0002015 Dysphagia Frequent (79-30%)
HP:0002020 Gastroesophageal reflux Frequent (79-30%)
HP:0002066 Gait ataxia Frequent (79-30%)
HP:0002119 Ventriculomegaly Frequent (79-30%)
HP:0002120 Cerebral cortical atrophy Frequent (79-30%)
HP:0002300 Mutism Frequent (79-30%)
HP:0007370 Aplasia/Hypoplasia of the corpus callosum Frequent (79-30%)
HP:0008872 Feeding difficulties in infancy Frequent (79-30%)
HP:0100024 Conspicuously happy disposition Frequent (79-30%)
HP:0000303 Mandibular prognathia Occasional (29-5%)
HP:0000366 Abnormality of the nose Occasional (29-5%)
HP:0000490 Deeply set eye Occasional (29-5%)
HP:0002804 Arthrogryposis multiplex congenita Occasional (29-5%)
HP:0003199 Decreased muscle mass Occasional (29-5%)
HP:0005692 Joint hyperflexibility Occasional (29-5%)
HP:0100613 Death in early adulthood Occasional (29-5%)


Phenotype(s) retrieved from case reports

    Total: 14

HPO ID Term # of case reports
HP:0000252 Microcephaly 4
HP:0001251 Ataxia 4
HP:0001250 Seizures 3
HP:0011344 Severe global developmental delay 3
HP:0001249 Intellectual disability 2
HP:0001344 Absent speech 2
HP:0200134 Epileptic encephalopathy 2
HP:0000253 Progressive microcephaly 1
HP:0000602 Ophthalmoplegia 1
HP:0000717 Autism 1
HP:0000729 Autistic behavior 1
HP:0001257 Spasticity 1
HP:0001272 Cerebellar atrophy 1
HP:0002133 Status epilepticus 1


Causative gene(s) retrieved from Orphanet

    Total: 1

Gene Symbol Gene Name Entrez Gene ID
SLC9A6 solute carrier family 9 member A6 10479