Birger Kränke
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View article: A solitary ulcer on the tongue
A solitary ulcer on the tongue Open
View article: COVID-19 vaccines: anaphylaxis and anxiety
COVID-19 vaccines: anaphylaxis and anxiety Open
Summary Background Vaccination against severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) was one crucial element to overcome the coronavirus disease 2019 (COVID-19) pandemic. Even though anaphylaxis to vaccines is rare, 47 …
View article: Handekzem
Handekzem Open
Zusammenfassung Das Handekzem in all seinen klinischen Spielarten gehört zu den entzündlichen Hautkrankheiten und zählt zu den häufigsten beruflich bedingten Erkrankungen. Dadurch betrifft es durch Einschränkung der Handlungsfähigkeit Betr…
View article: Vortestwahrscheinlichkeit sexuell übertragbarer Infektionen bei Personen, die sich an einer STI‐Klinik vorstellen: Eine prospektive Studie
Vortestwahrscheinlichkeit sexuell übertragbarer Infektionen bei Personen, die sich an einer STI‐Klinik vorstellen: Eine prospektive Studie Open
Sehr geehrte Herausgeber, sexuell übertragbare Infektionen (STI) sind in den letzten Jahren zu einem wachsenden globalen Gesundheitsproblem geworden, wobei verschiedene Faktoren wie häufiger Partnerwechsel, ungeschützte riskante sexuelle P…
View article: Declining frequency of sensitization to fragrance mixes I and II: <scp>IVDK</scp>‐data of the years 2012–2021
Declining frequency of sensitization to fragrance mixes I and II: <span>IVDK</span>‐data of the years 2012–2021 Open
Background EU Commission Regulation 2017/1410 prohibits using atranol and chloroatranol, the main allergens in Evernia prunastri (oakmoss), and hydroxyisohexyl 3‐cyclohexene carboxaldehyde (HICC) in cosmetic products. Oakmoss absolute is c…
View article: Contact allergies to dental materials in patients
Contact allergies to dental materials in patients Open
Background Concerns regarding contact allergies and intolerance reactions to dental materials are widespread among patients. Development of novel dental materials and less frequent amalgam use may alter sensitization profiles in patients w…
View article: Pre‐test probability of sexually transmitted infections in persons presenting to a STI clinic: A prospective study
Pre‐test probability of sexually transmitted infections in persons presenting to a STI clinic: A prospective study Open
Dear editors, Sexually transmitted infections (STIs) have become a growing global health issue in recent years, with several factors contributing to their increasing prevalence, including frequent changes in sexual partners, unprotected ri…
View article: 223 CD8+ T cells could be crucial for long-term tolerance in patients undergoing venom immunotherapy
223 CD8+ T cells could be crucial for long-term tolerance in patients undergoing venom immunotherapy Open
View article: Contact allergy to ingredients of hair cosmetics in female hairdressers and female consumers—An update based on IVDK data 2013–2020
Contact allergy to ingredients of hair cosmetics in female hairdressers and female consumers—An update based on IVDK data 2013–2020 Open
Background Hair cosmetic products contain several, partly potent contact allergens, including excipients like preservatives. Hand dermatitis in hairdressers is common, scalp and face dermatitis in clients or self‐users (summarised here as …
View article: Rezidivierende Livedo-artige Hautveränderungen nach einer Vektor-basierten COVID-19-Impfung
Rezidivierende Livedo-artige Hautveränderungen nach einer Vektor-basierten COVID-19-Impfung Open
Zusammenfassung Die COVID-19-Pandemie stellt das weltweite Gesundheitssystem seit 2020 vor einzigartige Herausforderungen. Faszinierend und v. a. von besonderer gesundheitspolitischer Bedeutung ist es, dass es kaum 1 Jahr nach den ersten B…
View article: Patch testing hydroperoxides of limonene and linalool in consecutive patients—Results of the IVDK 2018–2020
Patch testing hydroperoxides of limonene and linalool in consecutive patients—Results of the IVDK 2018–2020 Open
Background Hydroperoxides of limonene (Lim‐OOHs) and linalool (Lin‐OOHs) are potent contact sensitizers. Objectives To investigate the prevalence of positive patch test (PT) reactions to Lim‐OOHs and Lin‐OOHs in consecutive patients, their…
View article: Yellow urticaria
Yellow urticaria Open
Citation: Kränke T, Kränke B. Yellow urticaria. Dermatol Pract Concept. 2022;12(4):e2022225. DOI: https://doi.org/10.5826/dpc.1204a225
View article: Sexually transmitted pathogens causing urethritis: A mini-review and proposal of a clinically based diagnostic and therapeutic algorithm
Sexually transmitted pathogens causing urethritis: A mini-review and proposal of a clinically based diagnostic and therapeutic algorithm Open
The purpose of this mini-review was to provide the latest information and concepts on diagnosis and treatment of the most common sexually transmitted pathogens causing urethritis. The incidence of several sexually transmitted infections th…
View article: Unusual contact dermatitis after <scp>SARS‐CoV</scp>‐2 vaccinations
Unusual contact dermatitis after <span>SARS‐CoV</span>‐2 vaccinations Open
Three years after the beginning of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic, more than 10 billion vaccinations have been performed.1 As a result, a broad spectrum of vaccination reactions has been reported,…
View article: Unusual Cutaneous Reaction at Site of Methotrexate Injection in Two Patients with Psoriasis and Psoriatic Arthritis
Unusual Cutaneous Reaction at Site of Methotrexate Injection in Two Patients with Psoriasis and Psoriatic Arthritis Open
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View article: European Surveillance System on Contact Allergies (ESSCA): Characteristics of patients patch tested and diagnosed with irritant contact dermatitis
European Surveillance System on Contact Allergies (ESSCA): Characteristics of patients patch tested and diagnosed with irritant contact dermatitis Open
Background Irritant contact dermatitis (ICD) is caused by the acute locally toxic effect of a strong irritant, or the cumulative exposure to various weaker physical and/or chemical irritants. Objectives To describe the characteristics of p…
View article: A negative breakdown test in a fragrance mix I‐positive patient does not rule out contact allergy to its fragrance constituents
A negative breakdown test in a fragrance mix I‐positive patient does not rule out contact allergy to its fragrance constituents Open
Background In about half of the patients reacting positive to fragrance mix I (FM I), breakdown testing remains negative. This raises the question of whether the reaction to FM I is false‐positive, or the breakdown test is false‐negative. …
View article: First report of tamoxifen‐induced baboon syndrome
First report of tamoxifen‐induced baboon syndrome Open
Background Baboon syndrome is a rare, type IV hypersensitivity reaction causing a maculopapular rash. Tamoxifen is an antineoplastic agent, working as an estrogen receptor antagonist, also called a selective estrogen receptor modulator. A …
View article: Contact dermatitis: relevant differential diagnoses, simulators, and variants
Contact dermatitis: relevant differential diagnoses, simulators, and variants Open
Summary Similar to all eczematous disorders, irritant and allergic contact dermatitis are primarily defined by their morphology. In addition, the diagnosis of this specific reaction pattern on the skin (and mucous membranes) also requires …
View article: Differenzialdiagnosen, Simulatoren und ungewöhnliche Formen des Kontaktekzems
Differenzialdiagnosen, Simulatoren und ungewöhnliche Formen des Kontaktekzems Open
Zusammenfassung Wie alle Ekzemkrankheiten sind sowohl das irritative als auch das allergische Kontaktekzem primär über ihr morphologisches Erscheinungsbild „Ekzem“ definiert. Zusätzlich gilt aber als unabdingbar für die Diagnosestellung, d…