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Diagnostics and mechanisms of titanium allergy

Primary Objective:Pilot study: Selection of the titanium derivatives which are capable of penetrating the skin, and thus can be used in the full study as patch test materials.Full study: To compare the results of three different diagnostic tests…

The EDEN international study on the prevalence of contact allergy to fragrances

To test the feasibility of an intended large scale fragrance-allergy prevalence study in the population of the north of the Netherlands and to make a more reliable estimate of the prevalence in the population for poweranalysis of the intended large…

Measurement of cytokines, bloodflow and erythema after shear- force application of the skin in patients with Diabetes Mellitus

1. The objective of this study is to aquire knowledge about the development of reactive hyperaemia and inflammatory responses of the skin after shear- force and pressure loading. We want to investigate if patients with diabetes type 2 will develop…

Facial and hand analysis, sleep apnea and speech in patients with acromegaly: a prospective study to investigate changes in craniofacial and hand characteristics, sleep apnea and speech during treatment and after remission.

To investigate the changes in facial- and hand analysis in patients with acromegaly as a result of medical treatment and pituitary surgery, and to investigate the changes in relational proportions between facial- and hand structures, incidence and…

Effect of postoperative negative pressure wound therapy (Prevena TM) in clean closed surgical incisions on the incidence of wound dehiscence in low and high risk patients: a rondomized controlled pilotstudy.

The aim of this study is to compare the effect of a postoperativenegative pressure dressing (Prevena (TM) IMS) with a standardwound dressing (care as usual) in clean closed surgical wounds on the prevention of wounddehiscence in low riks and high…

Effect of a negative pressure dressing (Prevena TM) on the prevention of wound dehiscence in clean closed surgical incisions: a rondomized controlled trial.

The aim of this study is to compare the effectiveness of a negative pressure dressing (Prevena (TM) IMS) with a standard wound dressing (care as usual) in clean closed surgical wounds on the prevention of wounddehiscence in patients, undergoing an…

Identification of inflammatory mediator profiles associated with dental devices in order to provide leads in detecting an oral allergic reaction.

Primary: To identify potential diagnostic cytokine profiles for an allergic reaction towards a dental device in patients with symptoms of oral metal allergy. Which might lead to a better understanding of allergic based systemic reaction of oral…

A randomized, evaluator-blinded, vehicle-controlled study to explore the pharmacodynamic effects of omiganan and omiganan in combination with imiquimod in healthy volunteers.

Primary ObjectiveTo explore the pharmacodynamics effects of topically applied OMN ono Tape-stripped skin of healthy volunteerso Tape-stripped and IMQ-primed skin of healthy volunteerso Tape-stripped skin prior to IMQ applicationSecondary Objectives…

A phase 2, randomized, vehicle and ketoconazole-controlled, evaluator-blinded, study to explore the efficacy, pharmacodynamics and safety of omiganan 1.75% topical gel BID in patients with mild to moderate facial seborrheic dermatitis.

Primary Objective* To explore the efficacy and pharmacodynamic effects of omiganan topical gel in facial seborrheic dermatitis Secondary Objectives* To explore skin and faecal microbiome in patients with seborrheic dermatitis * To evaluate the…

Assessing the frequency, phenotype and function of plasmacytoid dendritic cells and T cells in blood and skin of patients with skin fibrosing disorders

To investigate the difference in number, phenotype and function of plasmacytoid dendritic cells and T cells in and between patients with SSc, LS and EF and between patients with these diseases and healthy controls / patients with psoriasis.

Determinants of Ectopic Calcification in Pseudoxanthoma Elasticum and Healthy controls:
Evaluation of their Relations

The main objective of this study is to compare calcification promoting and inhibiting factors and their interactions in the serum of PXE patients and healthy controls. Secondary objectives (optional) are:1) to identify differences in cognitive…

Hyperbaric Oxygen Therapy for Pyoderma gangrenosum As a New Treatment Strategy

To investigate the therapeutic efficacy and feasibility of hyperbaric oxygen (HBO) in addition to standard wound care in patients with pyoderma gangrenosum wounds.

A randomized, evaluator-blind, vehicle controlled, parallel group study to explore the effects of the anti-inflammatory drug prednisolone in a TLR4 and TLR7 challenge model in healthy volunteers

Primary Objectives* To assess the pharmacodynamic effects of systemic prednisolone on the LPS- or IMQ-induced inflammatory response* To assess safety & tolerability of intradermal LPS and topical IMQ in combination with prednisoloneSecondary…