The clinical and subclinical features of spinal cord injury on magnetic resonance imaging of patients with NO intoxication.

Nitrous oxide (NO) is a weak anesthetic gas that was first used in 1844 in the field of dental anesthesia. However, currently, NO is being abused for entertainment purposes in the form of NO-filled balloons, called , which can cause many adverse effects, especially nervous system injury. This study aimed to investigate the detailed clinical and subclinical features associated with NO intoxication.