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intellectual disability, X-linked 91 - Clinical Profile, Genes & Research | Kisho | Kisho

Rare Disease

intellectual disability, X-linked 91

MONDO:0010363

Also known as:intellectual disability, X-linked type 91mental retardation, X-linked 91, X-linked dominantmental retardation, X-linked type 91

Overview

GeneticsX-linked

OnsetINFANTILE

Clinical Presentation

Built from Human Phenotype Ontology (HPO) phenotype annotations and GeneReviews clinical descriptions. Features represent findings documented across known cases — not an exhaustive list of possible symptoms.

Features include always present findings: Global developmental delay. 17 total HPO annotations.

Organ System	Phenotype Count	Example Features
Brain and nerves	4	Mild intellectual disability, Absent speech, Seizure
Arms and legs

Prognosis

Phenotype severity distribution: 1 always present feature.

Research Landscape

Sourced from ClinicalTrials.gov and PubMed. Publication types are classified using NLM-curated article metadata; research type breakdowns reflect the nature of published work for this disease.

No clinical trials have been registered for intellectual disability, X-linked 91.

20 publications have been identified in PubMed for intellectual disability, X-linked 91. Research spans Epidemiology / Natural History (25%), Clinical Trial Publication (20%), and Review / Meta-Analysis (15%).

Research Type	Count	% of Total
Disease patterns and progression	5	25%

Data assembled from 4 of 12 sources · Last updated Sep 20, 2026, 11:12 AM UTC

MONDOHPOClinicalTrials.govFDAPubMedHGNCClinVarClinGenGeneReviewsOrphanetOMIMRUSP

Medical References

External Resources

OMIM

Online Mendelian Inheritance in Man

OMIM:300577

Questions for Your Care Team

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Kisho

intellectual disability, X-linked 91

Overview

Clinical Presentation

Prognosis

Research Landscape

Medical References

External Resources

OMIM

Questions for Your Care Team

Questions for Your Care Team

Explore clinical features

Recent Publications

intellectual disability, X-linked 91

Overview

Clinical Presentation

Prognosis

Research Landscape

Medical References

External Resources

OMIM

Related Diseases

Questions for Your Care Team

Questions for Your Care Team

Explore clinical features

Recent Publications