Anton C. de Groot
YOU?
Author Swipe
View article: Results of <scp>GC</scp> – <scp>MS</scp> Analyses of 40 Extracts of Diabetes Devices
Results of <span>GC</span> – <span>MS</span> Analyses of 40 Extracts of Diabetes Devices Open
Background Diagnostic patch testing in patients with suspected allergic Contact Dermatitis from glucose sensors, insulin pumps, and infusion sets is seriously hampered by a lack of information on the chemical composition of these diabetes …
View article: Urticarial Systemic Allergic Dermatitis Following Mitomycin C Instillation
Urticarial Systemic Allergic Dermatitis Following Mitomycin C Instillation Open
View article: Results of Patch Testing With a Brazilian Propolis Dilution Series
Results of Patch Testing With a Brazilian Propolis Dilution Series Open
Background Patch testing with Brazilian propolis 10% pet. has yielded very high rates of positive reactions (> 20%). For most, no clinical relevance could be found. False‐positive reactions from irritancy of the test material were suggeste…
View article: Allergisch contacteczeem veroorzaakt door glucosesensoren en insulinepompen
Allergisch contacteczeem veroorzaakt door glucosesensoren en insulinepompen Open
View article: Composition of <i>Myroxylon pereirae</i> Resin and Colophonium for Patch Testing
Composition of <i>Myroxylon pereirae</i> Resin and Colophonium for Patch Testing Open
Background In patch testing, co‐reactivity between Myroxylon pereirae resin, colophonium and propolis is well recognised. One of the possible explanations is that these materials have common allergenic ingredients. Objectives To identify t…
View article: Composition of Brazilian and Chinese Propolis for Patch Testing
Composition of Brazilian and Chinese Propolis for Patch Testing Open
Background In Amsterdam, in 2024, patch testing with Brazilian propolis yielded high rates of positive reactions (> 20%), whereas reactivity to Chinese propolis was significantly lower (3.5%). Differences in the composition were suggested …
View article: Results of Concurrent Patch Testing of Brazilian and Chinese Propolis
Results of Concurrent Patch Testing of Brazilian and Chinese Propolis Open
Background In Amsterdam, a steep increase in positive reactions to propolis in the European baseline series was observed from 2.8% in 2020 to 16.4% in 2023. We hypothesised that this was caused by the replacement of Chinese propolis by Bra…
View article: Allergic contact dermatitis caused by glucose sensors and insulin pumps: A full review
Allergic contact dermatitis caused by glucose sensors and insulin pumps: A full review Open
During the past 8 years, a large number of reports have appeared on allergic contact dermatitis to glucose sensors and insulin pumps in paediatric and adult patients with type 1 diabetes mellitus. Isobornyl acrylate in one particular senso…
View article: Allergic contact dermatitis caused by glucose sensors and insulin pumps: A full review
Allergic contact dermatitis caused by glucose sensors and insulin pumps: A full review Open
During the past 8 years, a large number of reports have appeared on allergic contact dermatitis to glucose sensors and insulin pumps in paediatric and adult patients with type 1 diabetes mellitus. Isobornyl acrylate in one particular senso…
View article: Results of patch testing propolis in the European baseline series: A 4‐year retrospective study
Results of patch testing propolis in the European baseline series: A 4‐year retrospective study Open
Background Propolis was added to the European baseline series (EBS) in 2019. Objectives To investigate the frequency and relevance of positive patch tests to propolis in the EBS and to study co‐reactivities. Patients and Methods Retrospect…
View article: Results of patch testing 2‐hydroxyethyl methacrylate (<scp>HEMA</scp>) in the European baseline series: A 4‐year retrospective study
Results of patch testing 2‐hydroxyethyl methacrylate (<span>HEMA</span>) in the European baseline series: A 4‐year retrospective study Open
Background 2‐Hydroxyethyl methacrylate (HEMA) was added to the European baseline series (EBS) in 2019. Few recent data are available on the frequency and relevance of positive reactions to this hapten. Objectives To investigate the frequen…
View article: Contact allergy to acrylate‐containing nail cosmetics: A retrospective 8‐year study
Contact allergy to acrylate‐containing nail cosmetics: A retrospective 8‐year study Open
Background Over the last 10 years, allergic contact dermatitis (ACD) from acrylate‐containing nail cosmetics (acrylic nails, gel nails, gel nail polish) has been reported repeatedly. Objectives To investigate the frequency and clinical fea…
View article: Presence of 2‐hydroxyethyl methacrylate (<scp>HEMA</scp>) and other (meth)acrylates in nail cosmetics, and compliance with <scp>EU</scp> legislation: An online market survey
Presence of 2‐hydroxyethyl methacrylate (<span>HEMA</span>) and other (meth)acrylates in nail cosmetics, and compliance with <span>EU</span> legislation: An online market survey Open
Background During the last 15–20 years, allergic contact dermatitis from acrylates‐containing nail cosmetics (acrylic nails, gel nails, gel nail polish) has been increasingly reported. 2‐Hydroxyethyl methacrylate (HEMA) is considered to be…
View article: <scp>2‐Hydroxyethyl</scp> methacrylate (<scp>HEMA</scp>): <scp>A</scp> clinical review of contact allergy and allergic contact dermatitis. <scp>Part 2</scp>. <scp>Cross</scp>‐ and co‐sensitization, other skin reactions to <scp>HEMA</scp>, position of <scp>HEMA</scp> among (meth)acrylates, sensitivity as screening agent, presence of <scp>HEMA</scp> in commercial products and practical information on patch test procedures
<span>2‐Hydroxyethyl</span> methacrylate (<span>HEMA</span>): <span>A</span> clinical review of contact allergy and allergic contact dermatitis. <span>Part 2</span>. <span>Cross</span>‐ and co‐sensitization, other skin reactions to <span>HEMA</span>, position of <span>HEMA</span> among (meth)acrylates, sensitivity as screening agent, presence of <span>HEMA</span> in commercial products and practical information on patch test procedures Open
This is the second part of a literature review of the clinical aspects of contact allergy to and allergic contact dermatitis from 2‐hydroxyethyl methacrylate (HEMA). Topics include cross‐ and co‐sensitization, atypical manifestations of co…
View article: Systemic allergic dermatitis (systemic contact dermatitis) from pharmaceutical drugs: A review
Systemic allergic dermatitis (systemic contact dermatitis) from pharmaceutical drugs: A review Open
The literature on systemic allergic dermatitis (SAD; also known as systemic contact dermatitis) is reviewed. Both topical drugs (from absorption through mucosae or skin) and systemic drugs (oral, parenteral, rectal) may be responsible for …
View article: Cheilitis caused by contact allergy to toothpaste containing stannous (tin) – two cases
Cheilitis caused by contact allergy to toothpaste containing stannous (tin) – two cases Open
Allergic contact cheilitis can be caused by contact allergy to different toothpaste ingredients. We report two patients with contact allergy to tin present as an ingredient in toothpaste. A 69-year-old atopic man (retired painter) was refe…
View article: Adding sorbitan sesquioleate to the European baseline series: Necessary, reasonable, or unavoidable?
Adding sorbitan sesquioleate to the European baseline series: Necessary, reasonable, or unavoidable? Open
Positive reactions to fragrance mix I (FM I) are frequent in consecutively patch tested patients suspected of having allergic contact dermatitis. However, the FM I test preparations contain 5% of the emulsifier sorbitan sesquioleate (SSO),…
View article: <i>Myroxylon pereirae</i>resin (balsam of Peru) – A critical review of the literature and assessment of the significance of positive patch test reactions and the usefulness of restrictive diets
<i>Myroxylon pereirae</i>resin (balsam of Peru) – A critical review of the literature and assessment of the significance of positive patch test reactions and the usefulness of restrictive diets Open
In this article, contact allergy to Myroxylon pereirae resin (MP) (balsam of Peru) is reviewed. The topics presented include the uses, the chemical composition, the frequency of sensitization, the relevance of positive reactions, the MP‐co…
View article: Tea tree oil: contact allergy and chemical composition
Tea tree oil: contact allergy and chemical composition Open
Summary In this article, contact allergy to, and the chemical composition of, tea tree oil ( TTO ) are reviewed. This essential oil is a popular remedy for many skin diseases, and may be used as neat oil or be present in cosmetics, topical…
View article: A Study on the Fouling Process in Inverted Siphons over Time
A Study on the Fouling Process in Inverted Siphons over Time Open
In Amsterdam, over 200 so called inverted siphons are situated. As these siphons are prone for blockages, it is key that these parts of a sewer system are maintained proactively. This article outlines the basis of a methodology that can be…
View article: Fostering Deep Learning, Engagement, and Critical Thinking
Fostering Deep Learning, Engagement, and Critical Thinking Open
Three student-faculty teams will share their perspectives and experiences that address the components of the conference theme: fostering deep learning, engagement, and critical thinking. The Faculty of Science team will explore reflective …