Intellectual disabilityGo to external page http://purl.obolibrary.org/obo/HP_0001249
Subnormal intellectual functioning which originates during the developmental period. Intellectual disability, previously referred to as mental retardation, has been defined as an IQ score below 70. [ HPO:probinson ]
Synonyms: Nonprogressive intellectual disability Intellectual disability Nonprogressive mental retardation Mental deficiency Mental-retardation Mental retardation Mental retardation, nonspecific
This term should be used for children at least five years old. For younger children, consider the term Global developmental delay (HP:0001263).
Poor school performance