Background/Objectives Nitrous oxide (N2O) is known to have abuse potential, although
debate regarding the toxic effects of such abuse continues. Our objective was to review the …

Nitrogen contamination of groundwater and the environment is an increasing problem in
today's society. Since the invention of the Haber-Bosh process in 1913, the impacts of N on …

Background Nitrous oxide is commonly used in general anaesthesia but concerns exist that
it might increase perioperative cardiovascular risk. We aimed to gather evidence to establish …

Objectives To determine whether procedures, hospitals visited, and complications would
differ according to decade in elderly adults and from those of younger adults. Design …

Myocardial injury after noncardiac surgery (MINS) differs from myocardial infarction in being
defined by troponin elevation apparently from cardiac ischemia with or without signs and …

Each year, increasing numbers of people are undergoing surgery. Many of these patients
are older and have multiple comorbidities. General anesthesia is a reversible state of …

BACKGROUND: Uncontrolled pain after noncardiac surgery activates the sympathetic
nervous system, which causes tachycardia, hypertension, and increased cardiac contractility …

The anaesthetic management and follow-up of well-characterised patients with pulmonary
arterial hypertension presenting for noncardiothoracic nonobstetric surgery has rarely been …

Background Inclusion of nitrous oxide in the gas mixture has been implicated in
postoperative nausea and vomiting (PONV) in numerous studies. However, these studies …

Nitrous oxide is an antagonist at the N-methyl-d-aspartate receptor and may prevent the
development of chronic postsurgical pain. We conducted a follow-up study in the Evaluation …