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Megalencephaly, severe kyphoscoliosis, overgrowth syndrome
disorderSNOMED 1260143005CUI C5681123
Signs & Symptoms
Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.
Arachnodactyly
Very frequent (80-99%)HP:0001166
General overgrowth
Very frequent (80-99%)HP:0001548
Increased distance between eyes
Very frequent (80-99%)HP:0000316
Increased vertical thickness of eyebrow
Very frequent (80-99%)HP:0011229
Mental retardation, severe
Very frequent (80-99%)HP:0010864
Peripheral hypotonia
Very frequent (80-99%)HP:0001252
Protruding forehead
Very frequent (80-99%)HP:0011220
Sparse eyebrow
Very frequent (80-99%)HP:0045075
Vertical enlargement of face
Very frequent (80-99%)HP:0000276
Cognitive delay
Frequent (30-79%)HP:0001263
Deformity of face
Frequent (30-79%)HP:0001999
Dolichostenomelia
Frequent (30-79%)HP:0001519
Down-slanting palpebral fissure
Frequent (30-79%)HP:0000494
Drooling
Frequent (30-79%)HP:0002307
Enlarged brain
Frequent (30-79%)HP:0001355
Gait disturbance
Frequent (30-79%)HP:0001288
Generalized tonic-clonic seizure (without specification of onset)
Frequent (30-79%)HP:0002069
High arched palate
Frequent (30-79%)HP:0000218
Inability to coordinate movements when walking
Frequent (30-79%)HP:0002066
Kyphoscoliosis
Frequent (30-79%)HP:0002751
Large for gestational age
Frequent (30-79%)HP:0001520
Large head
Frequent (30-79%)HP:0000256
Large pinnae
Frequent (30-79%)HP:0000400
Long foot
Frequent (30-79%)HP:0001833
Mandibular hyperplasia
Frequent (30-79%)HP:0000303
Mongoloid slant
Frequent (30-79%)HP:0000582
No speech development
Frequent (30-79%)HP:0001344
Posteriorly angulated ears
Frequent (30-79%)HP:0000358
Prominent globes
Frequent (30-79%)HP:0000520
Slender build
Frequent (30-79%)HP:0001533
Related Conditions
Congenital macrocephaly(parent)
Global developmental delay(parent)
Developmental hereditary disorder(parent)
Hereditary disorder of nervous system(parent)
Multiple malformation syndrome with early overgrowth(parent)
Multiple malformation syndrome with facial defects as major feature(parent)
Recessive hereditary disorder (autosomal)(parent)
Macroencephaly(parent)
Genetic intellectual disability(parent)
Quick Facts
- SNOMED CT
- 1260143005
- UMLS CUI
- C5681123
- Fully Specified Name
- Megalencephaly, severe kyphoscoliosis, overgrowth syndrome (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.