FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term megalencephalic leukoencephalopathy with subcortical cysts 1 ID (Ontology) DOID:0080316 (Human Disease)
Definition A megalencephalic leukoencephalopathy with subcortical cysts characterized by early-onset macrocephaly and delayed-onset neurologic deterioration, including cerebellar ataxia, spasticity, epilepsy, and mild cognitive decline, that has_material_basis_in homozygous or compound heterozygous mutation in the MLC1 gene on chromosome 22q13.
Also Known As "leukoencephalopathy with swelling and cysts" ; "Van Der Knaap disease"
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autosomal genetic disease
 |__autosomal recessive disease_________________________________
leukodystrophy                                                  |
 |__megalencephalic leukoencephalopathy with subcortical cysts__|
                                                                megalencephalic leukoencephalopathy with subcortical cysts 1
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Is a autosomal recessive disease
megalencephalic leukoencephalopathy with subcortical cysts
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Synonyms
  • "leukoencephalopathy with swelling and cysts" EXACT
    "Van Der Knaap disease" EXACT
Secondary IDs
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MESH:C536141
MIM:604004
SNOMEDCT_US_2023_03_01:703536004
UMLS_CUI:C1858854