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Treatment of Hemorrhoids: Rubber band ligation Or Sclerotherapy

We want to compare the effectiveness of sclerotherapy and rubberband ligation when it comes to symptoms. We will secondarily consider patient satisfaction, complications and recurrences. We hypothesize that both treatments are equally effective.

Is, in infertile women undergoing a basic fertility work-up, tubal flushing with oil-based contrast medium during hysterosalpingography (HSG) cost-effective compared to tubal flushing by hysterosalpingo-foam sonography (HyFoSy)? A randomized controlled trial.

The main objective of this study is to determine whether tubal flushing with oil-based contrast during HSG results into more pregnancies leading to live births when compared to tubal flushing with ExEm-foam during HyFoSy, and whether this approach…

An exploratory, non-interventional, single-center study to characterize a set of immune cells in a range of dermatologic diseases

Primary To evaluate the prevalence of specific immune cell subsets in a range of IMID dermatologic disease patients, both between diseases and compared to healthy volunteers  Secondary To evaluate the variability in specific immune cell…