Nitrous oxide, also known as laughing gas, is a compound which has long been used as an anesthetic. Due to its euphoric effect and legal status, its recreational use has become probably more and more common and could be considered a compound that presents a risk of abuse. Abuse of nitrous oxide can lead to well-known neurological manifestations but also to psychiatric symptoms that often remain
... [Show full abstract] unrecognized. These symptoms will be described in this article.