Eczema in children: an expert’s guide

Written in association with: Professor Adam Fox
Published: | Updated: 18/09/2023
Edited by: Cal Murphy

There has been a dramatic rise in allergic diseases in the Western world over the last 40 years, and almost 20% of children today are thought to have either allergic or atopic eczema. So, what is eczema?, what can trigger flare-ups and how can we treat it? Dr Adam Fox, a leading paediatric allergist explains.

What is eczema?

Atopic eczema (a.k.a. atopic dermatitis) is a chronic skin condition characterised by patches of dry, itchy skin, which periodically flares up with no apparent cause. It usually starts in early childhood and fortunately, it is usually mild, albeit irritating. However, for some children, it can be more severe, with soreness, peeling skin, and rash-like symptoms, and it can be continuous, severely impacting the child’s life, as well as the lives of their parents or caregivers.

 

What is the best way to treat eczema?

Emollients (moisturisers) and bath oils are often used regularly on babies and children with eczema to keep the skin hydrated; however, these measures do little to calm down sore, enflamed patches and are no guarantee of preventing them either. These active areas of eczema are most effectively countered with anti-inflammatory measures, such as steroid creams.

The idea of using steroid creams on children can make some parents nervous due to the possibility of side-effects. This leads to many cases where eczema is under-treated and the child suffers skin damage as a result. The fact is, with the direction of a doctor, steroid creams are largely safe and usually very effective at treating eczema.

If a bacterial infection has caused the flare-up, antibiotics may also be required.

 

Why does eczema flare up?

Eczema may flare up due to:

  • skin infections
  • contact with irritants
  • abrasive clothing
  • sweating
  • viruses

One possible but controversial factor could be that of diet. Some parents try to change their child’s diet to improve their eczema, but many doctors remain sceptical of the value of this, not least because it could mean that the child is missing out on important nutrients, which could affect their health in other ways.

However, as our understanding of food allergies improves, it is becoming clear that at least in a small proportion of children, excluding certain foods does indeed seem to have an impact on the child’s eczema. Establishing if food is a factor with the particular child and identifying the problem foods is not easy – if you think you have spotted a connection, take your child to see their family doctor or a specialist allergist rather than experimenting yourself.

By Professor Adam Fox
Allergy & immunology

Adam read Medicine and Neuroscience at Cambridge University before completing his clinical training at University College, London. After specialist training in Paediatric Allergy in 2006, he was one of the founding consultants of what is now one of Europe's largest specialist Allergy services, at St Thomas' Hospitals, London. Adam spent 9 years as clinical lead for Allergy (Adult & Paediatric) at Guy's & St Thomas' Hospitals, during which time the service was recognised as an International Centre of Excellence by both the World Allergy Organisation and GALEN (European Asthma & Allergy Network).

He is also a Professor of Paediatric Allergy at King's College London and the founding Director of the KCL Allergy Academy, a postgraduate educational programme, which was a finalist at the BMJ Awards in 2018. Adam chaired the UK Department of Health National Care Pathway for Food Allergy in Childhood and was a member of the National Institute of Healthcare and Clinical Excellence (NICE) clinical guideline development group for the assessment and diagnosis of food allergy in children.

He has been an expert committee member on two MHRA specialist groups and a NICE Health Technology Appraisal and was appointed a NICE non-specialist guideline chair in 2021. He was senior author of the iMAP (International Milk Allergy in Primary Care) guideline, which was awarded the Allergy UK Innovation award in 2018. He previously represented Paediatric Allergy on the NHSE Specialist Paediatrics Clinical Reference Group and chaired the Paediatric Committee of the British Society of Allergy & Clinical Immunology (BSACI). He was elected as BSACI President, the first Paediatrician to hold this position, from October 2018 until 2021, after which he took on the role of Chair of the National Allergy Strategy Group from July 2022.

As part of this, he jointly chairs the Expert Advisory Group for Allergy with the Department of Health & Social Care and is lead for the National Allergy Strategy. In 2024, Adam became only the second person to receive the BSACI Fellows Award in recognition of outstanding contribution to clinical allergy. Adam was awarded ‘Paediatric Allergist of the Year’ from Allergy UK in 2007. His doctoral thesis on peanut allergy received the Raymond Horton Smith prize from Cambridge University in 2012 and he was included in The Times ‘Britain’s 100 Best Children’s Doctor’s’ (2012).

Adam received the William Frankland Award for Outstanding contribution to Allergy from the British Society of Allergy & Clinical Immunology in 2015 and a National Clinical Excellence award from the UK Department of Health in 2016 and 2020. In 2024, Adam became only the second person to receive the BSACI Fellows Award in recognition of outstanding contribution to clinical allergy. Adam has lectured around the world, made numerous documentaries, published over 100 research articles including in top medical journals (NEJM, BMJ, Pediatrics) and is a regular contributor on ITV ‘This Morning’ and BBC Morning Live.

Adam’s private practice, Allergy London was awarded 'Best Allergy Clinic - London' in the 2019 Global Health & Pharma Private Healthcare Awards and Best Allergy Testing Specialists in the 2020 Private Healthcare Awards. He was also recognised by Doctify for 'Excellent Patient Experience' in 2018 and was one of a small number of specialists to receive the ‘Top Doctors award’ in 2018 and again in 2022 from Top Doctors website, voted for by other doctors, asked to nominate who they would choose to go to.

He was also listed in the most recent ‘The Tatler Doctors List’ (2013) of the best 250 UK private medical consultants. Together with two colleagues he established The Food Allergy Immunotherapy Centre at Great Ormond St Hospital in 2021, where he initiated the first patient in the world, outside of the US, on Palforzia (the first licenced food allergy desensitisation product) in October 2021.

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