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Nitrous oxide exposure in pregnancy — DOccMed MCQ

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ModerateFitness for WorkNitrous oxide exposure in pregnancyDOccMed

An occupational health department receives a referral for a pregnant healthcare worker. She works in a department where nitrous oxide is used for sedation. What is the main occupational concern?

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Correct answer: DChronic exposure to waste anaesthetic gases including nitrous oxide may be associated with adverse reproductive outcomes, and exposure should be minimised

Chronic exposure to waste anaesthetic gases, including nitrous oxide, has been associated with adverse reproductive outcomes in epidemiological studies. Exposure should be minimised through scavenging systems, adequate ventilation, and work practices. Immediate removal may not be necessary if controls are adequate.

Reference: HSE EH40; COSHH; HSE Pregnancy Guidance