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Intellectual disability, autosomal recessive 3(MRT3)

MedGen UID:: 373870
•Concept ID:: C1838023
•: Mental or Behavioral Dysfunction

Synonyms:	INTELLECTUAL DEVELOPMENTAL DISORDER, AUTOSOMAL RECESSIVE 3; MRT3

Gene (location): Gene(s) directly associated with this condition or phenotype.	CC2D1A (19p13.12)

Monarch Initiative:	MONDO:0012037
OMIM®:	608443

Definition

Any autosomal recessive non-syndromic intellectual disability in which the cause of the disease is a mutation in the CC2D1A gene. [from MONDO]

Clinical features

From HPO

Intellectual disability, severe

MedGen UID:: 48638
•Concept ID:: C0036857
•: Mental or Behavioral Dysfunction

Severe mental retardation is defined as an intelligence quotient (IQ) in the range of 20-34.

See: Feature record | Search on this feature

Short attention span

MedGen UID:: 82652
•Concept ID:: C0262630
•: Finding

Reduced attention span characterized by distractibility and impulsivity.

See: Feature record | Search on this feature

Hyperactivity

MedGen UID:: 98406
•Concept ID:: C0424295
•: Finding

Hyperactivity is a condition characterized by constant and unusually high levels of activity, even in situations where it is deemed inappropriate.

See: Feature record | Search on this feature

Delayed speech and language development

MedGen UID:: 105318
•Concept ID:: C0454644
•: Finding

A degree of language development that is significantly below the norm for a child of a specified age.

See: Feature record | Search on this feature

Global developmental delay

MedGen UID:: 107838
•Concept ID:: C0557874
•: Finding

A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.

See: Feature record | Search on this feature

Incomprehensible speech

MedGen UID:: 333001
•Concept ID:: C1838027
•: Finding

See: Feature record | Search on this feature

Progressive microcephaly

MedGen UID:: 340542
•Concept ID:: C1850456
•: Anatomical Abnormality

Progressive microcephaly is diagnosed when the head circumference falls progressively behind age- and gender-dependent norms.

See: Feature record | Search on this feature

Hypomimic face

MedGen UID:: 208827
•Concept ID:: C0813217
•: Finding

A reduced degree of motion of the muscles beneath the skin of the face, often associated with reduced facial crease formation.

See: Feature record | Search on this feature

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Abnormality of head or neck
- Hypomimic face
Abnormality of the musculoskeletal system
- Progressive microcephaly
Abnormality of the nervous system

Professional guidelines

PubMed

Whole Exome Sequencing as a First-Line Molecular Genetic Test in Developmental and Epileptic Encephalopathies.

Vetri L, Calì F, Saccone S, Vinci M, Chiavetta NV, Carotenuto M, Roccella M, Costanza C, Elia M
Int J Mol Sci 2024 Jan 17;25(2) doi: 10.3390/ijms25021146. PMID: 38256219 Free PMC Article

Genotype-phenotype correlation in contactin-associated protein-like 2 (CNTNAP-2) developmental disorder.

D'Onofrio G, Accogli A, Severino M, Caliskan H, Kokotović T, Blazekovic A, Jercic KG, Markovic S, Zigman T, Goran K, Barišić N, Duranovic V, Ban A, Borovecki F, Ramadža DP, Barić I, Fazeli W, Herkenrath P, Marini C, Vittorini R, Gowda V, Bouman A, Rocca C, Alkhawaja IA, Murtaza BN, Rehman MMU, Al Alam C, Nader G, Mancardi MM, Giacomini T, Srivastava S, Alvi JR, Tomoum H, Matricardi S, Iacomino M, Riva A, Scala M, Madia F, Pistorio A, Salpietro V, Minetti C, Rivière JB, Srour M, Efthymiou S, Maroofian R, Houlden H, Vernes SC, Zara F, Striano P, Nagy V
Hum Genet 2023 Jul;142(7):909-925. Epub 2023 May 14 doi: 10.1007/s00439-023-02552-2. PMID: 37183190 Free PMC Article

Diagnosis and genotype-phenotype correlation in patients with PKD1/TSC2 contiguous gene deletion syndrome.

Shang S, Mei Y, Wang T, Zheng X, Chen K, Xiong S, Dong Y, Chang Y, Wu X, Kong X, Tan M, Wu L, Zhang Y, Xiao Y, Xie Y, Cai G, Chen X, Li Q
Clin Nephrol 2022 Jun;97(6):328-338. doi: 10.5414/CN110476. PMID: 35142283

See all (19)

Recent clinical studies

Etiology

Hyperekplexia: A Single-Center Experience.

Dolu MH, Öz Tunçer G, Akça Ü, Aydın S, Bahadir O, Sezer Ö, Aksoy A, Taşdemir HA
J Child Neurol 2024 Jun;39(7-8):260-267. Epub 2024 Jul 25 doi: 10.1177/08830738241263243. PMID: 39051604

Prevalence of propionic acidemia in China.

Zhang Y, Peng C, Wang L, Chen S, Wang J, Tian Z, Wang C, Chen X, Zhu S, Zhang GF, Wang Y
Orphanet J Rare Dis 2023 Sep 9;18(1):281. doi: 10.1186/s13023-023-02898-w. PMID: 37689673 Free PMC Article

Nijmegen breakage syndrome (NBS).

Chrzanowska KH, Gregorek H, Dembowska-Bagińska B, Kalina MA, Digweed M
Orphanet J Rare Dis 2012 Feb 28;7:13. doi: 10.1186/1750-1172-7-13. PMID: 22373003 Free PMC Article

TCF4, schizophrenia, and Pitt-Hopkins Syndrome.

Blake DJ, Forrest M, Chapman RM, Tinsley CL, O'Donovan MC, Owen MJ
Schizophr Bull 2010 May;36(3):443-7. Epub 2010 Apr 26 doi: 10.1093/schbul/sbq035. PMID: 20421335 Free PMC Article

Genetic influences in autism.

Smalley SL
Psychiatr Clin North Am 1991 Mar;14(1):125-39. PMID: 2047327

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Diagnosis

Prevalence of propionic acidemia in China.

Zhang Y, Peng C, Wang L, Chen S, Wang J, Tian Z, Wang C, Chen X, Zhu S, Zhang GF, Wang Y
Orphanet J Rare Dis 2023 Sep 9;18(1):281. doi: 10.1186/s13023-023-02898-w. PMID: 37689673 Free PMC Article

Spectrum of neuro-genetic disorders in the United Arab Emirates national population.

Saleh S, Beyyumi E, Al Kaabi A, Hertecant J, Barakat D, Al Dhaheri NS, Al-Gazali L, Al Shamsi A
Clin Genet 2021 Nov;100(5):573-600. Epub 2021 Aug 19 doi: 10.1111/cge.14044. PMID: 34374989

Chanarin-Dorfman syndrome.

Kalyon S, Gökden Y, Demirel N, Erden B, Türkyılmaz A
Turk J Gastroenterol 2019 Jan;30(1):105-108. doi: 10.5152/tjg.2018.18014. PMID: 30457558 Free PMC Article

Diagnostic Yield and Novel Candidate Genes by Exome Sequencing in 152 Consanguineous Families With Neurodevelopmental Disorders.

Reuter MS, Tawamie H, Buchert R, Hosny Gebril O, Froukh T, Thiel C, Uebe S, Ekici AB, Krumbiegel M, Zweier C, Hoyer J, Eberlein K, Bauer J, Scheller U, Strom TM, Hoffjan S, Abdelraouf ER, Meguid NA, Abboud A, Al Khateeb MA, Fakher M, Hamdan S, Ismael A, Muhammad S, Abdallah E, Sticht H, Wieczorek D, Reis A, Abou Jamra R
JAMA Psychiatry 2017 Mar 1;74(3):293-299. doi: 10.1001/jamapsychiatry.2016.3798. PMID: 28097321

Diagnostic exome sequencing in persons with severe intellectual disability.

de Ligt J, Willemsen MH, van Bon BW, Kleefstra T, Yntema HG, Kroes T, Vulto-van Silfhout AT, Koolen DA, de Vries P, Gilissen C, del Rosario M, Hoischen A, Scheffer H, de Vries BB, Brunner HG, Veltman JA, Vissers LE
N Engl J Med 2012 Nov 15;367(20):1921-9. Epub 2012 Oct 3 doi: 10.1056/NEJMoa1206524. PMID: 23033978

See all (287)

Therapy

Patients with Lately Diagnosed Cerebrotendinous Xanthomatosis.

Yunisova G, Tufekcioglu Z, Dogu O, Bilgic B, Kaleagasi H, Akca Kalem S, Lohmann E, Gurvit HI, Emre M, Hanagasi HA
Neurodegener Dis 2019;19(5-6):218-224. Epub 2020 Apr 29 doi: 10.1159/000506770. PMID: 32349000

Court orders on procreation.

Matevosyan NR
Arch Gynecol Obstet 2016 Jan;293(1):87-99. Epub 2015 Jun 11 doi: 10.1007/s00404-015-3770-6. PMID: 26063342

Autosomal recessive phosphoglucomutase 3 (PGM3) mutations link glycosylation defects to atopy, immune deficiency, autoimmunity, and neurocognitive impairment.

Zhang Y, Yu X, Ichikawa M, Lyons JJ, Datta S, Lamborn IT, Jing H, Kim ES, Biancalana M, Wolfe LA, DiMaggio T, Matthews HF, Kranick SM, Stone KD, Holland SM, Reich DS, Hughes JD, Mehmet H, McElwee J, Freeman AF, Freeze HH, Su HC, Milner JD
J Allergy Clin Immunol 2014 May;133(5):1400-9, 1409.e1-5. Epub 2014 Feb 28 doi: 10.1016/j.jaci.2014.02.013. PMID: 24589341 Free PMC Article

Inborn errors of copper metabolism.

Kaler SG
Handb Clin Neurol 2013;113:1745-54. doi: 10.1016/B978-0-444-59565-2.00045-9. PMID: 23622398 Free PMC Article

The heterogeneity of microphthalmia in the mentally retarded.

Warburg M
Birth Defects Orig Artic Ser 1971 Mar;7(3):136-54. PMID: 4950916

See all (27)

Prognosis

Prevalence of propionic acidemia in China.

Zhang Y, Peng C, Wang L, Chen S, Wang J, Tian Z, Wang C, Chen X, Zhu S, Zhang GF, Wang Y
Orphanet J Rare Dis 2023 Sep 9;18(1):281. doi: 10.1186/s13023-023-02898-w. PMID: 37689673 Free PMC Article

Biallelic variants in NSUN6 cause an autosomal recessive neurodevelopmental disorder.

Mattioli F, Worpenberg L, Li CT, Ibrahim N, Naz S, Sharif S, Firouzabadi SG, Vosoogh S, Saraeva-Lamri R, Raymond L, Trujillo C, Guex N, Antonarakis SE, Ansar M, Darvish H, Liu RJ, Roignant JY, Reymond A
Genet Med 2023 Sep;25(9):100900. Epub 2023 May 21 doi: 10.1016/j.gim.2023.100900. PMID: 37226891

The clinical and genetic spectrum of autosomal-recessive TOR1A-related disorders.

Saffari A, Lau T, Tajsharghi H, Karimiani EG, Kariminejad A, Efthymiou S, Zifarelli G, Sultan T, Toosi MB, Sedighzadeh S, Siu VM, Ortigoza-Escobar JD, AlShamsi AM, Ibrahim S, Al-Sannaa NA, Al-Hertani W, Sandra W, Tarnopolsky M, Alavi S, Li C, Day-Salvatore DL, Martínez-González MJ, Levandoski KM, Bedoukian E, Madan-Khetarpal S, Idleburg MJ, Menezes MJ, Siddharth A, Platzer K, Oppermann H, Smitka M, Collins F, Lek M, Shahrooei M, Ghavideldarestani M, Herman I, Rendu J, Faure J, Baker J, Bhambhani V, Calderwood L, Akhondian J, Imannezhad S, Mirzadeh HS, Hashemi N, Doosti M, Safi M, Ahangari N, Torbati PN, Abedini S, Salpietro V, Gulec EY, Eshaghian S, Ghazavi M, Pascher MT, Vogel M, Abicht A, Moutton S, Bruel AL, Rieubland C, Gallati S, Strom TM, Lochmüller H, Mohammadi MH, Alvi JR, Zackai EH, Keena BA, Skraban CM, Berger SI, Andrew EH, Rahimian E, Morrow MM, Wentzensen IM, Millan F, Henderson LB, Dafsari HS, Jungbluth H, Gomez-Ospina N, McRae A, Peter M, Veltra D, Marinakis NM, Sofocleous C, Ashrafzadeh F, Pehlivan D, Lemke JR, Melki J, Benezit A, Bauer P, Weis D, Lupski JR, Senderek J, Christodoulou J, Chung WK, Goodchild R, Offiah AC, Moreno-De-Luca A, Suri M, Ebrahimi-Fakhari D, Houlden H, Maroofian R
Brain 2023 Aug 1;146(8):3273-3288. doi: 10.1093/brain/awad039. PMID: 36757831 Free PMC Article

Diagnostic exome sequencing in persons with severe intellectual disability.

Alpha-mannosidosis.

Malm D, Nilssen Ø
Orphanet J Rare Dis 2008 Jul 23;3:21. doi: 10.1186/1750-1172-3-21. PMID: 18651971 Free PMC Article

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Clinical prediction guides

Clinical and Molecular Spectrum of Autosomal Recessive CA8-Related Cerebellar Ataxia.

Kaiyrzhanov R, Ortigoza-Escobar JD, Stringer BW, Ganieva M, Gowda VK, Srinivasan VM, Macaya A, Laner A, Onbool E, Al-Shammari R, Al-Owain M, Deconinck N, Vilain C, Dontaine P, Self E, Akram R, Hussain G, Baig SM, Iqbal J, Salpietro V, Neshatdoust M, Kasiri M, Yesil G, Uygur T, Pysden K, Berry IR, Alves CA, Giacomotto J, Houlden H, Maroofian R
Mov Disord 2024 Jun;39(6):983-995. Epub 2024 Apr 6 doi: 10.1002/mds.29754. PMID: 38581205

Biallelic variants in NSUN6 cause an autosomal recessive neurodevelopmental disorder.

The clinical and genetic spectrum of autosomal-recessive TOR1A-related disorders.

PIGN encephalopathy: Characterizing the epileptology.

Bayat A, de Valles-Ibáñez G, Pendziwiat M, Knaus A, Alt K, Biamino E, Bley A, Calvert S, Carney P, Caro-Llopis A, Ceulemans B, Cousin J, Davis S, des Portes V, Edery P, England E, Ferreira C, Freeman J, Gener B, Gorce M, Heron D, Hildebrand MS, Jezela-Stanek A, Jouk PS, Keren B, Kloth K, Kluger G, Kuhn M, Lemke JR, Li H, Martinez F, Maxton C, Mefford HC, Merla G, Mierzewska H, Muir A, Monfort S, Nicolai J, Norman J, O'Grady G, Oleksy B, Orellana C, Orec LE, Peinhardt C, Pronicka E, Rosello M, Santos-Simarro F, Schwaibold EMC, Stegmann APA, Stumpel CT, Szczepanik E, Terczyńska I, Thevenon J, Tzschach A, Van Bogaert P, Vittorini R, Walsh S, Weckhuysen S, Weissman B, Wolfe L, Reymond A, De Nittis P, Poduri A, Olson H, Striano P, Lesca G, Scheffer IE, Møller RS, Sadleir LG
Epilepsia 2022 Apr;63(4):974-991. Epub 2022 Feb 18 doi: 10.1111/epi.17173. PMID: 35179230

Diagnostic exome sequencing in persons with severe intellectual disability.

See all (178)

Recent systematic reviews

Autosomal Recessive Guanosine Triphosphate Cyclohydrolase I Deficiency: Redefining the Phenotypic Spectrum and Outcomes.

Novelli M, Tolve M, Quiroz V, Carducci C, Bove R, Ricciardi G, Yang K, Manti F, Pisani F, Ebrahimi-Fakhari D, Galosi S, Leuzzi V
Mov Disord Clin Pract 2024 Sep;11(9):1072-1084. Epub 2024 Jul 12 doi: 10.1002/mdc3.14157. PMID: 39001623 Free PMC Article

Clinical, Immunologic and Molecular Spectrum of Patients with Immunodeficiency, Centromeric Instability, and Facial Anomalies (ICF) Syndrome: A Systematic Review.

Kiaee F, Zaki-Dizaji M, Hafezi N, Almasi-Hashiani A, Hamedifar H, Sabzevari A, Shirkani A, Zian Z, Jadidi-Niaragh F, Aghamahdi F, Goudarzvand M, Yazdani R, Abolhassani H, Aghamohammadi A, Azizi G
Endocr Metab Immune Disord Drug Targets 2021;21(4):664-672. doi: 10.2174/1871530320666200613204426. PMID: 32533820

See all (2)

MedGen

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Intellectual disability, autosomal recessive 3(MRT3)

Definition

Clinical features

Professional guidelines

PubMed

Recent clinical studies

Etiology

Diagnosis

Therapy

Prognosis

Clinical prediction guides

Recent systematic reviews

Supplemental Content

Table of contents

Genetic Testing Registry

Clinical resources

Practice guidelines

Molecular resources

Consumer resources

Reviews

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