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Many uncertainties remain regarding the epidemiological and clinical characteristics of COVID-19, including the number of people exposed to the disease, the persistence of the humoral response and its associated neutralisation capacity in recovered patients, and the long-term hea…

Since the publication of the LAP2 study, a prospective randomized trial, laparoscopy has been considered the gold standard for treating patients with early-stage endometrial cancer (EC). However, no prospective randomized trials have been published reporting comparable data in pa…

The primary objective is to measure the change between COVID-19 patients and normal subjects; the secondary objective is to measure the change in COVID-19 patients between baseline and 4-month follow up.

This study will test the safety, effectiveness, and feasibility of a treatment called fecal microbiota transplantation (FMT) to reduce the symptoms of ICI-related diarrhea. FMT uses a liquid preparation of stool collected from a healthy donor with normal (healthy) bacteria; this…

This study aims to characterize the clinical management and outcomes of participants diagnosed with anaplastic lymphoma kinase (ALK)-positive advanced non-small cell lung cancer (NSCLC) who are being treated with alectinib in real-world clinical practice.

To evaluate the long-term efficacy and safety after the end of romiplostim treatment by observation \[up to 5 years\] of patients who were registered for Study 531-003/531-004 in immunosuppressive therapy-naïve patients with aplastic anemia.

Prospective, observational (consecutive eligible eyes) continuation of a previously published 6-month cohort from the same center, extending follow-up to 12 months. Patients with progressive keratoconus received either conventional (CXL30: 3 mW/cm² × 30 min) or accelerated (CXL10…

Chronic low back pain is a common and disabling condition that affects millions of people in the United States. Many people with chronic low back pain do not get enough relief from current treatments. Cannabis may help reduce pain, but researchers do not fully understand how it a…

The primary goal of this study is to determine the most effective SARS-CoV-2 testing strategy for successful return of in-person school in the under-served communities of St. Louis. Regular screening testing has been recommended by the CDC as an additive mitigation strategy for …

The main goal of this protocol is to develop a well-phenotyped genetic biobank to identify genetic variants associated with the heterogeneous clinical presentations of Neurofibromatosis Type 1 (NF1). This will allow for improve understanding of NF1 pathogenesis and more personali…

This study aims to elicit patient experiences, choices, and side effects associated with the COVID-19 vaccine after breast cancer surgery. Lymph node swelling is a known and common side effect of both the Moderna and Pfizer COVID-19 vaccines. This is the body's normal reaction to…

Portal hypertension (PH) is one of the key drivers of clinical deteoration in patients with liver cirrhosis. It has been demonstrated that antiviral therapy in patients with chronic hepatitis C infection leads to a decrease of PH and is associated with an improved outcome. Recent…

The purpose of this study is to observe the attention and memory processes in breast cancer survivors. Both cancer survivors and healthy volunteers (who are the same age as the cancer survivors) will participate in this study so we can compare the results of testing on each group…

The goal of this project is to determine whether the selection of hearing aid settings should be based in part on an individual's cognitive characteristics (specifically, working memory). We anticipate the outcomes of this study to be applicable to realistic listening conditions.

This is an observational, national multicentre (34 centres involved), cross-sectional study in psychology whose objective is to describe and compare the levels of post-traumatic reactions of mothers to the announcement of their child's EA diagnosis. An ancillary study will be ca…

Inflammation is the way that the body reacts against infection, injury or illness. An uncontrolled inflammatory response can lead to the development of inflammatory diseases, such as rheumatoid arthritis and cardiovascular conditions. Recent studies have shown that inflammation i…

This is a single-centre, prospective, open-label, non-comparative clinical trial assessing the on-body performance of an investigational drug delivery device (SQIN-Infusor) in patients hospitalised due to HF.

This study is a Phase 1b/2a, open-label, sequential-cohort, dose escalation, and dose expansion study to evaluate the safety, tolerability, PK, and PD of VB119 in subjects with primary MN

Each new generation of phacoemulsification system has aimed to optimize the control of fluidics and the delivery of energy during phacoemulsification. Nicoli CM et al., (J Cataract Refract Surg 2016;42:157-162) suggested a better anterior chamber stability when using an active fl…

The aim of this study is determine the effect of a food supplement with probiotics on metabolic profile and weight gain in pregnant women.