Publications by authors named "Kardaun S"

Objectives: This study aims to characterise paediatric reports with lamotrigine (LTG) and Stevens-Johnson syndrome or toxic epidermal necrolysis (SJS/TEN), and to explore whether potential risk factors can be identified.

Design: This is a retrospective review of suspected adverse drug reaction (ADR) reports. Reported time from LTG start to SJS/TEN onset, indication for use and dose was explored.

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Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN) are both part of a spectrum of serious mucocutaneous disorders, most often caused by drugs, with a high morbidity and mortality. In the acute stage, serious skin and mucocutaneous lesions with painful blistering, erosions and systemic involvement present the main focus of attention. The severity of skin manifestations in the acute stage, however, does not necessarily correlate with that of the mucosal lesions.

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Early diagnosis and prognosis monitoring for Stevens-Johnson syndrome/toxic epidermal necrolysis (TEN) still remain a challenge. This study aims to explore any cytokine/chemokine with prognostic potential in Stevens-Johnson syndrome/TEN. Through screening a panel of 28 serological factors, IL-6, IL-8, IL-15, tumor necrosis factor-α, and granulysin were upregulated in patients with Stevens-Johnson syndrome/TEN and selected for the further validation in total 155 patients with Stevens-Johnson syndrome/TEN, including 77 from Taiwan and 78 from the Registry of Severe Cutaneous Adverse Reactions.

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Acute generalised exanthematous pustulosis (AGEP) is a rare but serious cutaneous adverse drug reaction, often related to antibiotics such as beta-lactams or macrolides. However, it is rarely associated with clindamycin which belongs to the lincosamide antibiotics. The Netherlands Pharmacovigilance Centre Lareb received five reports of AGEP associated with the use of clindamycin.

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Background: Cutaneous adverse drug reactions frequently present as a benign maculopapular exanthema (MPE) with a rapid healing. Sometimes systemic signs are present, which could represent a more severe or systemic MPE (sMPE) or even be the initial phase of a drug reaction with eosinophilia and systemic symptoms (DRESS). Histopathology associated with MPE, sMPE and DRESS has not been well characterized.

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Background: Drug reaction with eosinophilia and systemic symptoms (DRESS) is a rare and severe adverse drug reaction. Large detailed studies of histopathological features of DRESS are sparse and suggest an association between keratinocyte damage and the severity of visceral involvement.

Objectives: To describe the dermatopathological features in a large series of DRESS and their possible association with clinical features and the severity of the disease.

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Background: The optimal approach to managing institutional scabies outbreaks has yet to be defined. We report on outbreak managements are needed.

Methods: We report on a large outbreak of scabies in three acute care wards in a tertiary university teaching hospital in the Netherlands.

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Acute generalized exanthematous pustulosis (AGEP) and Stevens-Johnson syndrome (SJS)/toxic epidermal necrolysis (TEN) are rare but severe cutaneous adverse drug reactions. Especially in TEN, large areas of the skin and mucosae may become detached. Although AGEP and SJS/TEN are distinct entities with a different clinical picture, pathogenesis, prognosis and treatment, they may share some features, raising the hypothesis of overlap between both entities.

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Patients who use immunosuppressive agents, in particular medication that blocks tumour necrosis factor-a, are at risk for mycobacterial infections. Besides the typical Mycobacterium tuberculosis infection, a lso a typical mycobacterial disease may occur. Here we demonstrate two patients with such atypical mycobacterial infection due to swimming and fishing water contact.

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Background: Cases of severe drug hypersensitivity, demonstrating a variable spectrum of cutaneous and systemic involvement, are reported under various names, especially drug reaction with eosinophilia and systemic symptoms (DRESS). Case definition and overlap with other severe cutaneous adverse reactions (SCAR) are debated.

Objectives: To analyse the spectrum of signs and symptoms of DRESS and distribution of causative drugs in a large multicentre series.

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Background: Stevens-Johnson syndrome/toxic epidermal necrolysis (SJS/TEN) are severe drug reactions associated with high mortality and multiple incapacitating sequelae. In the past 20 years, two large multinational case control studies, published in 1995 and 2008, had identified different degrees of drug association with SJS/TEN: 'strongly associated', 'associated', 'suspected' and 'not suspected' medications.

Objective: The aim of this study was to check the adequacy of mention of risk of SJS/TEN in the drug dictionaries most widely used by physicians in five European countries.

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Clinically, mucocutaneous adverse drug reactions are very variable and heterogenic. As they may strongly resemble other clinical pictures they regularly constitute a diagnostic challenge. Moreover, skin manifestations may mirror adverse drug reactions in other organs.

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Stevens-Johnson syndrome and toxic epidermal necrolysis are severe cutaneous adverse reactions that are of major concern because of high mortality rates. On the basis of data collected in the RegiSCAR study, the aim was to assess risk factors (including modalities of patient management) for mortality, regardless of the cause, up to 1 year after the reaction. Within this cohort, the mortality rate was 23% (95% confidence interval (CI) 19-27%) at 6 weeks and 34% (95% CI 30-39%) at 1 year.

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Background: Severe cutaneous adverse reactions to drugs (SCARs) include acute generalized exanthematous pustulosis (AGEP), drug reaction with eosinophilia and systemic symptoms (DRESS) and epidermal necrolysis (Stevens-Johnson syndrome-toxic epidermal necrolysis [SJS-TEN]). Because of the varied initial presentation of such adverse drug reactions, diagnosis may be difficult and suggests overlap among SCARs. Overlapping SCARs are defined as cases fulfilling the criteria for definite or probable diagnosis of at least 2 ADRs according to scoring systems for AGEP, DRESS and SJS-TEN.

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Background: Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN) are severe cutaneous adverse reactions with high morbidity and mortality. Some expressions of lupus erythematosus (LE) may cause enormous difficulties in differentiating them from SJS and TEN by showing large areas of sheet-like epidermal necrosis.

Objective: To evaluate clinically and histopathologically probable or definite cases of SJS/TEN with a history of systemic or other LE [(S)LE].

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