Publications by authors named "Dieter Genser"

Background: In 2016, according to the German Federal Statistical Office, 178 425 cases of intoxication (poisoning) were treated in German hospitals. The poison control centers in the German-speaking countries gave advice in a total of 268 787 instances of poisoning in that year, and use of activated charcoal was recommended in 4.37% of cases.

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Background: The use of e-cigarettes has increased during the past few years. Exposure to e-cigarette liquids, whether intentional or accidental, may lead to adverse events our aim was to assess factors associated with e-cigarette exposures across European Union Member States (EU MS).

Methods: A retrospective analysis of exposures associated with e-cigarettes reported to national poison centers was performed covering incidents from 2012 to March 2015 from 10 EU MS.

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Unlabelled: Although paediatric patients frequently suffer from intoxications with atypical antipsychotics, the number of studies in young children, which have assessed the effects of acute exposure to this class of drugs, is very limited. The aim of this study was to achieve a better characterization of the acute toxicity profile in young children of the atypical antipsychotics clozapine, olanzapine, quetiapine, and risperidone. We performed a multicentre retrospective analysis of cases with atypical antipsychotics intoxication in children younger than 6 years, reported by physicians to German, Austrian, and Swiss Poisons Centres for the 9-year period between January 1, 2001 and December 31, 2009.

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Objective: In Germany, increasing prescription rates of angiotensin II antagonists resulted in rising enquiries to Poisons Information Centres (PICs) during the last decade. Therefore, we aimed to assess their acute toxicity for deriving triage recommendations.

Methods: An observational case series with data collected retrospectively from eight PICs in Austria, Germany and Switzerland.

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Health Political Background: Colorectal cancer (CC) is the second most common cancer and cause of cancer death for both men and women in Germany. Various methods for early detection of CC exist, including conventional coloscopy which is reimbursed within the scope of cancer screening, as well as computertomography-coloscopy (CTC) which is currently not reimbursed.

Scientific Background: CTC is a mere diagnostic procedure which has a lower risk of perforation than conventional coloscopy.

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Food-drug interactions are defined as alterations of pharmacokinetics or pharmacodynamics of a drug or nutritional element or a compromise in nutritional status as a result of the addition of a drug. Elderly patients are particularly at risk because more than 30% of all the prescription drugs are taken by this population. Failure to identify and properly manage drug-nutrient interactions can lead to serious consequences.

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Health Political Background: Caries is one of the most prevalent diseases worldwide. For (direct) restaurations of carious lesions, tooth-coloured composite materials are increasingly used. The compulsory health insurance pays for composite fillings in front teeth; in posterior teeth, patients have to bear the extra cost.

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Background: In industrialised nations age-related macular degeneration (AMD) is the most common cause of blindness and severe visual impairment. AMD is a disease of the retina characterized by the accumulation of metabolic products in the macula. In early stages drusen and pigment disorders occur, in late stages a dry form is distinguished from the exsudative form with choroidal neovascularisation.

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Health Political Background: About 950,000 people are affected by glaucoma in Germany, about 50% of which are undiagnosed. The German Ophthalmological Society and the German Association of Ophthalmologists recommend a screening for glaucoma according to their guidelines. The Federal Joint Committee disapproved a glaucoma-screening program on expense of the compulsory health insurance in 2004.

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Background/aims: Homocysteine and possibly also folate and vitamin B(12) are involved in the pathogenesis of cardiovascular disease. We investigated the prevalence of hyperhomocysteinemia in patients with coronary heart disease (CHD), as well as folate and vitamin B(12), the main nutritional factors determining the level of homocysteine.

Methods: Patients with angiographically documented CHD were prospectively investigated (n = 315, 70% male, mean age 61 [range 36-81] years).

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The metabolic fate of the organophosphorothioate-type insecticide chlorpyrifos (CP) in an acutely intoxicated 59 years old female was investigated by liquid chromatography-electrospray ionisation-tandem mass spectrometry (LC-ESI-MS/MS) analysis of urine samples. Fifteen metabolites of CP and its bioactivated intermediate chlorpyrifos-oxon (CPO), respectively, of which only three have been described in man so far, were identified on the basis of characteristic MS/MS transitions, precursor/product ion and/or neutral loss scans, chlorine isotopomer patterns, and partly by synthesis of reference compounds and subsequent structure confirmation. Three distinct biotransformation routes of CP are proposed: (1) cleavage reactions at the aromatic phosphoester bond, (2) cleavage reactions at the alkyl phosphoester bonds, and (3) glutathione (GSH) dependent nucleophilic substitution of the 6-chlorine at the aromatic moiety.

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Aim: The objective of this study was to examine whether increasing doses of beta-carotene supplements have effects on biological markers of lipid peroxidation in healthy volunteers.

Subjects And Methods: Forty-two healthy subjects were supplemented with 5 mg, 10 mg, 20 mg or 40 mg beta-carotene/day, respectively for five weeks. Plasma beta-carotene and tocopherol levels, malondialdehyde-thiobarbituric reactive substances (MDA-TBARS), and conjugated dienes were determined using high-performance liquid chromatography (HPLC).

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Coronary in-stent restenosis represents a clinical problem. Because homocysteine is being discussed as a new risk factor for atherosclerosis and thrombosis, this study investigated the relations of homocysteine, folate, and vitamin B(12) to the rate of in-stent restenosis. Patients undergoing successful percutaneous transluminal coronary angioplasty of native coronary lesions with stent implantation were investigated for fasting total serum homocysteine, folic acid, and vitamin B(12).

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