Every year in France, from 100 000 to 145 000 people are affected by a stroke. 75% patients survived with aftereffects, in particular aphasic disorders.

A sketch of a new tool called BESTA aiming to a rapid handover to the acute phase post stroke had been worked out. After a meeting, 13 multidisciplinary experts have discussed, adjusted and a new complete tool (BESTA) had been created in order to evaluate the different states of aphasia.

The goal of this study is the validation and the standardization of this new BESTA tool.

Inclusion Criteria:

Patients with stroke:

• Every patient over 18,
• admitted among neuro-vascular unit,
• native french speaker,
• the level of vigilance is satisfactory in order to allow a speech therapy test.

Healthy Volunteers:

• Every volunteers over 18,
• without any medical history of a stroke or any speech disorders,
• native french speaker.

Exclusion Criteria:

Patients with stroke and Healthy Volunteers :

• dementia disease
• psychiatric condition
• non-equipped deafness
• pregnant woman
• patient with medical histories of stroke

Administration of BESTA scale (test to assess) within 3 days after stroke and at 3 months and 1 year after stroke. This scale will be compared to standard scales.