Abstract: Despite the general agreement that calculation ability is an important component of cognition,and a comprehensive cognitive evaluation should include testing for calculation ability,there is a significant paucity in study and evaluation of acalculia.In this paper,the concepts and classification of acalculia are proposed;main neuropsychological theoretical models and cerebral mechanisms are presented;clinical appearances,standard testing instruments and related study of acalculia are intensively reviewed;finally,rehabilitation training of acalculia is initially discussed.

Key words: acalculia, evaluation, classification, standard tests, rehabilitation training, review