A new onset of Capgras syndrome, delusional misidentification, developed in an elderly gentleman. Treatment with the antidepressant
mirtazapine led to the remission. Suggestions are made for both dynamic and medical bases for Capgras syndrome and possible
antipsychotic effects of mirtazapine.
The author has stated that he does not have a significant financial interest or other relationship with any product manufacturer
or provider of services discussed in this article.