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. 2025 Sep 4;19:1664803. doi: 10.3389/fnhum.2025.1664803

Table 3.

Cognitive neuropsychological classification of agraphia.

I. Central (linguistic) agraphia
Phonological agraphia
Lexical (orthographic) agraphia
Surface agraphia
Deep agraphia
II. Peripheral (motor) agraphia
Apraxic agraphia
Allographic agraphia
cf. Somesthetic dysgraphia