ICD-11 definition : Acalculia refer to the loss, usually in adulthood, of a previous ability to perform
simple mathematical calculations that is inconsistent with general level of intellectual
functioning and is acquired after the developmental period in individuals who had
previously attained these skills, such as due to a stroke or other brain injury.;
Acalculia refer to the loss, usually in adulthood, of a previous ability to perform
simple mathematical calculations that is inconsistent with general level of intellectual
functioning and is acquired after the developmental period in individuals who had
previously attained these skills, such as due to a stroke or other brain injury.