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The purpose of this study is to learn more about the genetics of chronic sinusitis and identify genes involved in chronic sinusitis.

Evaluation of the frequency of familial cases of renal HYPODYSPLASIA

RATIONALE: Estrogen can cause the growth of breast cancer cells. Aromatase inhibitors, such as letrozole, anastrozole, and exemestane, may fight breast cancer by lowering the amount of estrogen the body makes. Hormone therapy, using tamoxifen citrate, may fight breast cancer by b…

The purpose of this study is to determine whether KAI-1678 is effective in the treatment of pain associated with spinal cord injury.

The researchers think that the use of advanced MR imaging may help people with this disease, because it may better predict areas within a malignant glioma (brain tumor) that are at a high risk of recurring. WeThe reserchers are doing this study to see whether this advanced imagin…

The first objective is to asses influence of age on amyloid load measured by PET imaging using Pittsburgh B compound (PiB) radio-tracer, in Alzheimer's disease(AD). This will allow the determination of brains age-specific deterioration factors by comparing Early onset AD (EOAD), …

Biorepository of blood and or tissue samples from patients presenting with cardiac arrhythmia syndromes.

The aim of the study is to compare the diagnostic performances of a simple and rapid PSA assay on whole blood to the standard plasma PSA assay.

This study will examine the degree of blood thinning (platelet function) in patients coming for non-cardiac surgery on antiplatelet agents using platelet function tests called thromboelastography (TEG) and platelet mapping assay (PMA) and major cardiac complications that occur an…

The purpose of this study is to determine whether KAI-1678 is effective in the treatment of postherpetic neuralgia pain

The goal of PARASS is to develop a network of increased social support for Rheumatoid Arthritis (RA) patients that will improve patient outcomes and further promote understanding of RA among physicians and patients in the clinic community. This will be accomplished with the devel…

The purpose of this research study is to gather information about the NeuroVision System (which is FDA cleared for this indication) during the placement of pedicle screws. NeuroVision is a machine that monitors nerve activity during surgery and will alert the surgeon if there are…

Data on prevention of perioperative neurocognitive disorders (pNCDs) are limited. The purpose of this monocentric parallel - grouped observational registry is to collect study data from studies with pNCDs as primary or secondary endpoint to estimate prevalence and incidence of pN…

Bone is a common site of metastasis for a range of malignancies. Bone metastases have the potential to cause significant morbidity including pain, impairment of ambulation and reduced functional independence. Previous research has shown that pathological fractures are observed in…

The purpose of this study is to explore the pathogenesis and genetic susceptibility of obese subjects,providing a convincing argument for further treatment of obesity and metabolic syndrome.

Braces are commonly prescribed after posterior spinal instrumented fusion (PSIF) in patients with lumbar degenerative conditions with the aim of improving pain relief and quality of life. However, there is a lack of evidence on the indication for postoperative bracing, as surgeon…

This research trial studies neuropsychological (learning, remembering or thinking) and behavioral outcomes in children and adolescents with cancer by collecting information over time from a series of tests.

The main objective of the investigators' study is to assess the efficacy of a course of treatment using skeletal anchorage (MINISCREW) as compared with treatment involving dental anchorage (reference) during dentofacial orthopedic treatment.

The Primary objective of this study is to compare serum levels of Macrophage-Colony Stimulating Factor (M-CSF) in a population of patients with multiple myeloma (MM), in a population of patients with Monoclonal Gammopathy of Undetermined Significance (MGUS) and in a control popul…

This trial will be a phase 2 randomized safety study in which ischemic stroke patients will be randomly assigned within 24 hours of symptom onset to placebo or standard dose lovastatin versus short-term high-dose lovastatin 640 mg per day for 3 days. The primary outcome of this P…