Royd Lüdtke

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UNLABELLED Few data on the incidence of blindness in Germany are available. We analysed causes of legal blindness for the region Württemberg-Hohenzollern (population 5.5 million) in order to help fill in this gap. MATERIAL AND METHODS Population-based investigation on the incidence of legal blindness (visual acuity <1/50) based on materials from the(More)
BACKGROUND Patients with chronic urticaria (CU) frequently exhibit positive skin test reactions to autologous serum (ASST). Therapies aimed at inducing tolerance to circulating histamine-releasing factors in ASST+ CU patients, e.g. by treatment with autologous whole blood (AWB), have not yet been tested. OBJECTIVE To test whether ASST+ CU patients can(More)
St John's wort (Hypericum perforatum) is a traditional herbal medicine that is used for the topical treatment of superficial wounds, burns and dermatitis. The characteristic metabolites of St John's wort are the photodynamic active plant pigment hypericin and the phloroglucin-derivative hyperforin. To date, no studies on immunomodulatory properties of(More)
St. John's wort (Hypericum perforatum) is a tradional folk remedy that is used for the topical treatment of superficial wounds, scars and burns. A characteristic metabolite of St. John's wort is the photodynamic active plant pigment hypericin. It is known that hypericin may cause a severe photodermatitis called hypericism when higher amounts of St. John's(More)
This study assessed the clinical efficacy of a chemically standardized willow bark extract in the treatment of osteoarthritis. Willow bark extract, in a dose corresponding to 240 mg salicin/day, was compared with placebo in a 2-week, double-blind, randomized controlled trial. The primary outcome measure was the pain dimension of the WOMAC Osteoarthritis(More)
Psoriasis vulgaris is a skin disease with a multi-factorial genesis where no causal treatment is known. Based on our own pilot studies, we set up a randomized, placebo-controlled clinical trial to evaluate the efficacy and safety of Mahonia aquifolium bark extract in psoriasis patients. From autumn 1990 to spring 1992 we treated 82 patients of all severity(More)
In 1987 we set up a study to evaluate the efficacy of Galpbimia glauca in treating patients suffering from pollinosis. According to a randomized double-blind placebo-controlled design we recruited 164 patients at several general practitioners. Verum-medication consisted of saccharose globule sprinkled with Galphimia glauca D4. The choice of the appropriate(More)
OBJECTIVE In the present study the effect of two contraceptive pills, i.e. Neorlest, containing ethinylestradiol and norethisterone acetate, and Valette, containing ethinylestradiol and the new progestin dienogest, was investigated on the urinary excretion of vasoactive markers. As markers prostacyclin and its antagonist thromboxane, cGMP, serotonin, and(More)
OBJECTIVE 1) To assess the efficacy of homeopathic prepared Galphimia glauca compared to placebo in the treatment of pollinosis. 2) To estimate the corresponding overall success rate of Galphimia glauca. Meta-analysis of clinical trials. STUDY SELECTION 7 randomized double-blind placebo-controlled trials and 4 not placebo-controlled trials (1 randomized(More)
OBJECTIVES Aim was to compare the effects of estradiol-only therapy with combined estradiol/progestin treatment on the excretion of vasoactive mediators surrogating on possible effects in the vascular system. The progestin used was dienogest, a new C19-progestin with antiandrogenic properties. METHODS Prospective, randomized trial, 25 healthy(More)