Journal of Urgent Care Medicine

Peripheral Neuropathy Induced by Nitrous Oxide Misuse: A Case Report

Urgent Message: Nitrous oxide-associated peripheral neuropathy may present similarly to Guillain-Barré syndrome, and clinicians are encouraged to conduct a careful clinical assessment of patients with neurological symptoms. Ivan Koay, MBChB, MRCS, FCUCM, FRNZCUC, MD; Cameron Olphert, BSc (Hons), MSc Keywords: nitrous oxide toxicity; vitamin B12 deficiency; peripheral neuropathy; myeloneuropathy; Guillain-Barré syndrome; paresthesia Abstract Introduction: Although often regarded as “safe,” repeated exposure to nitrous oxide can result in serious neurological sequelae, most notably functional vitamin B12 …

Heel and Ankle Pain in an Adult After a Jump from a Second-Floor Window

A 38-year-old man presents to an urgent care center and reports pain in his right heel and ankle that he describes as severe enough that he cannot walk on the foot. He says that the pain began the previous evening when he landed on the group after jumping out of a second-floor window on a dare. He has some minimal paresthesia, but he has no fever, vomiting, head trauma, head or neck pain, or chest …

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