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The Gaia study

The primary objective is to assess diagnostic accuracy of MRDTI/BTI for first and recurrent CVT in patients referred for MRI/MRV in the setting of routine clinical setting. The secondary objectives are to optimize MRDTI/BTI sequences for imaging…

Melanoma Margins Trial-II: 1cm v 2cm Wide Surgical Excision Margins for AJCC Stage II Primary Cutaneous Melanoma (MelMarT-II)

This study will determine whether there is a difference in disease free survival for patients treated with either a 1cm excision margin or 2cm margin for clinical stage II (pT2b-pT4b) primary cutaneous melanoma (AJCC 8th edition, Table 1). The…

Optimal inter stimulus interval in spinal mTc-MEP monitoring. A multicenter study.

The aim of this research proposal is to examine the effect of different ISIs on mTc-MEPs.Primary research question: What is the effect of different interstimulus intervals (ISIs) on mTc-MEP thresholds, peak-to-peak amplitudes, and area under the…

Deep brain stimulation for obsessive-compulsive disorder

Establishing efficacy and safety of the electrodes and implantable pulse generators (IPGs), which are used for deep brain stimulation (DBS) in patients with obsessive-compulsive disorder (OCD).

Translabyrinthine acquisition of human adult cochlear tissue for molecular and cellular characterisation of the human cochlea

To study the human adult cochlea, in specific it's RNA and protein expression patterns and morphology.

Hormonal (dys)function in cluster headache

Primary Objective:  1. To compare total testosterone levels between male CCH and ECH patients and healthy controls  To compare total testosterone levels in males with ECH during remission (remission ECH) and during an active…

Sound Testing for Perceiving Change in Sound over Time in Cochlear Implants

The aim of this current proposal is to compare test methods for determining TFS performance, to establish detection thresholds for both CI users and normal hearing subjects and to produce normative data for the computer model and machine learning…

COMPRehensive assessment of prevalence, risk factors and mechanisms of impaired medical and psychosocial health outcomes among Adolescents and Young Adults with cancer: the prospective observational COMPRAYA cohort study

To examine the prevalence, risk factors and mechanisms of impaired health outcomes (short- and long-term medical and psychosocial effects and late effects) over time among a population-based sample of AYA cancer patients.Primary Objective: - To…

optimizing INITIation of non invasive ventilation in ALS patients

The primary objective of this study is to build a predictive model in which we can identify which (pheno) type of ALS patients has the most benefit from NIV in improving or maintaining quality of life.

Autologous hematopoietic stem cell gene therapy in RAG-deficient severe combined immunodeficiency: pre-phase study

The purpose of this study is to evaluate the feasibility and efficiency of transducing freshly obtained CD34+ HSC from either mobilized peripheral blood or bone marrow of healthy donors using lentiviral SIN vectors encoding codon-optimized human…

Selecting Ovarian Cancer patients for PARP Inhibitor (SOPI) study

The main objective of the SOPI study is to select the HRD test that best predicts longest PFS on PARP-i in non-BRCA1/2 EOC patients, in order to adequately select patients that will benefit from a PARP-i. Secondary objectives are: to…

A prospective evaluation of pancreatic cyst surveillance, based on the consensus statement, formulated by the European study group on cystic tumours of the pancreas

First, to establish the yield of the currently propagated pancreatic cyst surveillance program, and second, to identify possible alternative surveillance strategies, which might be more (cost) effective.

The prospective data collection initiative on on small bowel, colorectal and anal cancer - a prospective observational cohort study.

The main objectives of this project are:- To start a prospective observational cohort study of patients who have been diagnosed with CRC, small bowel and anal cancer and follow them from time of diagnosis until death.- To prospectively collect data…

Longitudinal Leiden Orthopaedics Outcomes of OsteoArthritis Study

Given the above mentioned gaps in knowledge, the aim of this project is to1) Describe the midterm and long-term outcomes of (primary and revision) total hip, total knee and shoulder replacement surgery in terms of health status as a whole,…

Towards Health & Resilience in Volatile Environments (THRIVE) - a multi-level neurobiological study with vulnerable young adults

The aim of the THRIVE study is to examine two objectives: 1. What are the mechanisms through which friendships aid resilience?a. Does friendship support relate to reduced neural stress responses in young adults with CA?b. Does friendship…

Model Informed preciSion doSIng tO iNdividualise and optimize pharmacotherapeutic treatment (MISSION) - Appendix 1: Prospective evaluation of Model informed precision dosing (MIPD) for tacrolimus and mycophenolic acid in paediatric patients with a kidney disease

Overall objective:To improve the existing drug prescribing and treatment monitoring process.Objective appendix 1: To prospectively evaluate the predictive performance of the MIPD strategy for tacrolimus and mycophenolic acid in paediatric patients…

A prospective, randomized study comparing chemotherapy versus chemotherapy plus immunotherapy in patients with advanced non-small cell lung cancer with low TMB and oncogenic driver, STK11, KEAP1 or NFE2L2 mutation and a PD-L1 TPS

To compare the objective response rate between patients with metastatic non-small cell lung cancer characterized by PDL-1 TPS<50% and low TMB and either actionable mutation, inactivating STK11, KEAP1 or NFE2L2 mutations, treated by…

Analysing cEllular bioenergetics aNd structural aDaptations in the qUadriceps muscle befoRe and After endobroNChial valve treatmEnt.

To investigate the physiological and structural adaptations of peripheral muscle function at a cellular level in response to EBV treatment.

Assessment of music by people with hearing impairments

The main objective is to assess the perceived sound quality of different speech and music excerpts that are modified using the dereverberation algorithm by CI users. To this end a suitable graphical user interface (GUI), the MuSHRA, will be…

Prospective, Non-Randomised Clinical Trial to investigate the BeGraft Aortic Stent Graft System and the BeGraft Peripheral Stent Graft System treating Aorto-iliac Occlusive Disease with CERAB (Covered Endovascular Reconstruction of Aortic Bifurcation)

The objective of this clinical investigation is to evaluate the safety and performance of the BeGraft Aortic covered stent Graft System & the BeGraft Peripheral covered stent Graft System (Bentley Innomed, Hechingen, Germany) in CERAB…