`titrebElderly psychiatry and neurodegenerative diseases: toward reintegration or breaking?`/titrebTo fasten Alzheimer’s disease and dementia or major cognitive disorders to neurology questions our representation of mental disease and not only of elderly psychiatry. Change from psychiatry to mental health has been done at elderly patients expense as well as psychopathology of those diseases. From his practice, the author shows how psychiatrist takes place at each stage of them, specially at its clinical onset, at home with a caregiver and after instutionalization in nursing home.