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Holoprosencephaly sequence

disorder
SNOMED 30915001CUI C0079541

Overview

Source: MedlinePlus.gov, National Library of Medicine. Not a substitute for medical advice.

Research Evidence

Peer-reviewed studies linked via MeSH term "Holoprosencephalies" from the MEDLINE/PubMed database.

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Molecular testing in holoprosencephaly.
[object Object], [object Object], [object Object] · Am J Med Genet C Semin Med Genet · 2018
PMID: 29771000Meta-AnalysisFull text (PMC)
Syndromes associated with holoprosencephaly.
[object Object], [object Object] · Am J Med Genet C Semin Med Genet · 2018
PMID: 29770994Meta-AnalysisFull text (PMC)
Comparing Repeatability and Agreement between Commonly Used Corneal Imaging Devices in Keratoconus.
[object Object], [object Object], [object Object] et al. · Optom Vis Sci · 2023
PMID: 37890110RCT
Holoprosencephaly spectrum: an up-to-date overview of classification, genetics and neuroimaging.
[object Object], [object Object], [object Object] et al. · Jpn J Radiol · 2025
PMID: 39259418Review
Malformation Pattern and Molecular Findings in the-Related Hartsfield Syndrome Phenotype.
[object Object], [object Object] · Med Sci (Basel) · 2025
PMID: 41562894ReviewFull text (PMC)
Prenatally Diagnosed Holoprosencephaly: Review of the Literature and Practical Recommendations for Pediatric Neurologists.
[object Object], [object Object], [object Object] et al. · Pediatr Neurol · 2025
PMID: 39577233Review
Evolution in the clinic: Maladaptive units and "minor anomalies".
[object Object], [object Object] · Am J Med Genet A · 2023
PMID: 36331276Review
Sonography of fetal holoprosencephaly: a guide to recognize the lesser varieties.
[object Object], [object Object], [object Object] et al. · J Matern Fetal Neonatal Med · 2022
PMID: 35272544Review
Prenatal diagnosis of middle interhemispheric variant of holoprosencephaly: review of literature and prenatal case series.
[object Object], [object Object], [object Object] et al. · J Matern Fetal Neonatal Med · 2022
PMID: 33455493Review
Rhomboencephalosynapsis: Review of the Literature.
[object Object], [object Object], [object Object] · World Neurosurg · 2022
PMID: 34954057Review

Signs & Symptoms

Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.

Abnormal shape of nervous system
Very frequent (80-99%)HP:0012639
Bilateral cleft lip
Very frequent (80-99%)HP:0100336
Central cleft palate
Very frequent (80-99%)HP:0009099
Malformation of face
Very frequent (80-99%)HP:0001999
Midline cleft lip
Very frequent (80-99%)HP:0000161
Single brain ventricle
Very frequent (80-99%)HP:0001360
Single median incisor
Very frequent (80-99%)HP:0006315
Abnormally small eyeball
Frequent (30-79%)HP:0000568
Absence of eyeballs
Frequent (30-79%)HP:0000528
Choanal atresia
Frequent (30-79%)HP:0000453
Cognitive deficits
Frequent (30-79%)HP:0100543
Cyclopia
Frequent (30-79%)HP:0009914
Decreased size of cranium
Frequent (30-79%)HP:0000252
Dental agenesis
Frequent (30-79%)HP:0009804
Diabetes mellitus
Frequent (30-79%)HP:0000819
Dystonic movements
Frequent (30-79%)HP:0001332
Epilepsy
Frequent (30-79%)HP:0001250
Gastro-esophageal reflux
Frequent (30-79%)HP:0002020
Hypoplastic or absent corpus callosum
Frequent (30-79%)HP:0007370
Involuntary muscle stiffness, contraction, or spasm
Frequent (30-79%)HP:0001257
Iris coloboma
Frequent (30-79%)HP:0000612
Lost smell
Frequent (30-79%)HP:0000458
Low blood sugar
Frequent (30-79%)HP:0001943
Muscle weakness
Frequent (30-79%)HP:0001324
Ocular hypotelorism
Frequent (30-79%)HP:0000601
Peripheral hypotonia
Frequent (30-79%)HP:0001252
Psychomotor development deficiency
Frequent (30-79%)HP:0001263
Retruded nasal dorsum
Frequent (30-79%)HP:0000457
Sense of smell impaired
Frequent (30-79%)HP:0004409
Abnormal antihelix morphology
Occasional (5-29%)HP:0009738

Quick Facts

SNOMED CT
30915001
UMLS CUI
C0079541
Fully Specified Name
Holoprosencephaly sequence (disorder)
Specialists
0
Diagnostic Biomarkers
0
HPO Phenotypes
30
Medical Disclaimer

This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.

Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.