Website intended for a New Zealand health professional readership
Occupational health expert David McBride looks at the hazards of welding, focusing on exposure to fumes that are now known to be carcinogenic to humans
Kia ora and welcome to New Zealand Doctor Rata Aotearoa
Not a subscriber? Unlock this article by subscribing here.
1. IARC Working Group on the Evaluation of Carcinogenic Risks to Humans. Welding, molybdenum trioxide, and indium tin oxide. Lyon (FR): International Agency for Research on Cancer; 2018.
2. Honaryar MK, Lunn RM, Luce D, et al. Welding fumes and lung cancer: a meta-analysis of case-control and cohort studies. Occup Environ Med 2019;76(6):422–31.
3. WorkSafe. Workplace Exposure Standard (WES) review: Welding fume. September 2021. https://www.worksafe.govt.nz/laws-and-regulations/consultations/wes-and-bei-proposed-changes-2021/
4. WorkSafe. Workplace exposure standards and biological exposure indices. November 2021. https://www.worksafe.govt.nz/topic-and-industry/monitoring/exposure-standards-and-biological-exposure-indices/
5. Galarneau JM, Beach J, Cherry N. Urinary metals as a marker of exposure in men and women in the welding and electrical trades: A Canadian cohort study. Ann Work Expo Health 2022:wxac005.
6. Toren K, Blanc PD, Naidoo RN, et al. Occupational exposure to dust and to fumes, work as a welder and invasive pneumococcal disease risk. Occup Environ Med 2020;77(2):57–63.
Respiratory physician Lutz Beckert considers chronic obstructive pulmonary disease management, including the prevention of COPD, the importance of smoking cessation and pulmonary rehabilitation, and the lifesaving potential of addressing treatable traits. He also discusses the logic of inhaler therapy, moving from single therapy to dual and triple therapy when indicated, as well as other aspects of management
![Barbara Fountain, editor of New Zealand Doctor Rata Aotearoa, and Paul Hutchison, GP and senior medical clinician at Tāmaki Health [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/Barbara%20Fountain%2C%20editor%20of%20New%20Zealand%20Doctor%20Rata%20Aotearoa%2C%20and%20Paul%20Hutchison%2C%20GP%20and%20senior%20medical%20clinician%20at%20T%C4%81maki%20Health%20CR%20Simon%20Maude.jpg?itok=-HbQ1EYA)
![Lori Peters, NP and advanced health improvement practitioner at Mahitahi Hauora, and Jasper Nacilla, NP at The Terrace Medical Centre in Wellington [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/2.%20Lori%20Peters%2C%20NP%20and%20advanced%20HIP%20at%20Mahitahi%20Hauora%2C%20and%20Jasper%20Nacilla%2C%20NP%20at%20The%20Terrace%20Medical%20Centre%20in%20Wellington%20CR%20Simon%20Maude.jpg?itok=sUfbsSF1)
![Ministry of Social Development health and disability coordinator Liz Williams, regional health advisors Mary Mojel and Larah Takarangi, and health and disability coordinators Rebecca Staunton and Myint Than Htut [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/3.%20Ministry%20of%20Social%20Development%27s%20Liz%20Williams%2C%20Mary%20Mojel%2C%20Larah%20Takarangi%2C%20Rebecca%20Staunton%20and%20Myint%20Than%20Htut%20CR%20Simon%20Maude.jpg?itok=9ceOujzC)
![Locum GP Helen Fisher, with Te Kuiti Medical Centre NP Bridget Woodney [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/4.%20Locum%20GP%20Helen%20Fisher%2C%20with%20Te%20Kuiti%20Medical%20Centre%20NP%20Bridget%20Woodney%20CR%20Simon%20Maude.jpg?itok=TJeODetm)
![Ruby Faulkner, GPEP2, with David Small, GPEP3 from The Doctors Greenmeadows in Napier [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/5.%20Ruby%20Faulkner%2C%20GPEP2%2C%20with%20David%20Small%2C%20GPEP3%20from%20The%20Doctors%20Greenmeadows%20in%20Napier%20CR%20Simon%20Maude.jpg?itok=B0u4wsIs)
![Rochelle Langton and Libby Thomas, marketing advisors at the Medical Protection Society [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/6.%20Rochelle%20Langton%20and%20Libby%20Thomas%2C%20marketing%20advisors%20at%20the%20Medical%20Protection%20Society%20CR%20Simon%20Maude.jpg?itok=r52_Cf74)
![Specialist GP Lucy Gibberd, medical advisor at MPS, and Zara Bolam, urgent-care specialist at The Nest Health Centre in Inglewood [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/7.%20Specialist%20GP%20Lucy%20Gibberd%2C%20medical%20advisor%20at%20MPS%2C%20and%20Zara%20Bolam%2C%20urgent-care%20specialist%20at%20The%20Nest%20Health%20Centre%20in%20Inglewood%20CR%20Simon%20Maude.jpg?itok=z8eVoBU3)
![Olivia Blackmore and Trudee Sharp, NPs at Gore Health Centre, and Gaylene Hastie, NP at Queenstown Medical Centre [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/8.%20Olivia%20Blackmore%20and%20Trudee%20Sharp%2C%20NPs%20at%20Gore%20Health%20Centre%2C%20and%20Gaylene%20Hastie%2C%20NP%20at%20Queenstown%20Medical%20Centre%20CR%20Simon%20Maude.jpg?itok=Z6u9d0XH)
![Mary Toloa, specialist GP at Porirua and Union Community Health Service in Wellington, Mara Coler, clinical pharmacist at Tū Ora Compass Health, and Bhavna Mistry, specialist GP at Porirua and Union Community Health Service [Image: Simon Maude]](/sites/default/files/styles/thumbnail_cropped_100/public/2025-03/9.%20Mary%20Toloa%2C%20Porirua%20and%20Union%20Community%20Health%20Service%20in%20Wellington%2C%20Mara%20Coler%2C%20T%C5%AB%20Ora%20Compass%20Health%2C%20and%20Bhavna%20Mistry%2C%20PUCHS%20CR%20Simon%20Maude.jpg?itok=kpChr0cc)
