Memory Problems Perceptions Among Patients and Accompaniers During Diagnosis Process :

Inclusion Criteria: For patients with memory complaints: * Age over 18 years * Have a memory complaints with a QPC score greater than or equal to 3 * Be accompanied by a next of kin * Folstein MMSE greater than or equal to 15/30 * Have given their written consent after receiving clear and intelligible oral and written information * Social security coverage For Accompaniers : * Age over 18 years * Consent to participate at the study with the patient * Have given their written consent after receiving clear and intelligible oral and written information * Social security coverage * Be in contact with the patient at least 8 hours per week. It could be physical contact or telephone contact. Exclusion Criteria: For patients with memory complaints: * Sensory deficit interfering with the completion of the questionnaires * Level of French insufficient to complete the questionnaires * Legally protected person * Diagnosis of neurocognitive disorders already established * Treatment for Alzheimer Disease * Refusal or inability to obtain written informed consent form from the patient * Included in another experimental study at inclusion visit For Accompaniers: * Sensory deficit interfering with the completion of the questionnaires * Level of French insufficient to complete the questionnaires * Refusal or inability to obtain written informed consent form from the accompanier