The purpose of this research study is to determine whether rosuvastatin is safe and can help people living with cirrhosis lead longer, healthier lives. The study drug, rosuvastatin, is investigational, meaning it has not yet been approved for market use for this disease condition by the United States Food and Drug Administration (FDA). Participants will…
The Columbia Otolaryngology Department is interested in understanding the intersection of vaping, smell, and taste and their impact on individuals' preferences for certain flavors. Participation will involve answering a series of questionnaires in addition to completing a formal evaluation of your smell and taste with standardized measurements. You can…
LCN Cohort Study is an observational study designed to identify risk factors and develop prediction models for risk of decompensation in adults with liver cirrhosis. LCN Cohort Study involves multiple institutions and an anticipated 1200 participants. Enrolled participants will have study visits every 6 months for a total of 3 years. Some of the visit…
The use of electronic cigarettes, also known as e-cigs or vaping, has increased among former smokers and young adults who have never smoked. Relatively little is known, however, about their health effects (whether they are adverse, have no effect, or are beneficial). The purpose of this research study is to evaluate (1) the association of e-cig use with…
This is a four-session study in which we will be recruiting existing cigarette smokers to explore the competitive dynamics between memory encoding and memory retrieval. To participate, you will first go through a phone screening to determine eligibility and learn about the study. Then you will be asked to visit our facility at the Morningside Campus of…
The Red-C 3131 Study is a phase 3 study is looking to see if a study medicine, rifaximin, can safely delay or prevent HE in adults who have been diagnosed with advanced liver cirrhosis. Adults who have been diagnosed with advanced liver cirrhosis, but who don't yet have HE may be eligible to join. About 466 patients will be enrolled across 200 sites.…
Glaucoma is the leading cause of irreversible blindness worldwide. The most important test to detect progression is visual field testing. However, this test is very subjective, often unreliable, and variable. One of the main causes of unreliable tests is the lack of attentiveness or concentration during the test. Previous studies have shown that listening…
Glaucoma is a given name of a group of diseases that affect the retinal ganglion cells in the eye and the optic nerve. Glaucoma cause degeneration of the retinal ganglion cells in the retina and their projections (axons) that form the optic nerve. Retinal ganglion cells and their axons transmit all of our vision information from the eye to the brain through…
The purpose of this study is to evaluate whether cirrhosis occurs as a result of NASH. NASH is a disease that results when fat accumulates in the liver. GS-6624 is an experimental medication designed to help reverse the scarring process, and the purpose of this study is to see if GS-6624 can reverse the scarring in the liver and heal cirrhosis.
The purpose of this study is to evaluate the efficacy of the drug OCR-002 for the treatment of an acute hepatic encephalopathy episode in cirrhotic patients requiring hospitalization. Subjects who have been recently hospitalized will potentially receive OCR-002 via infusion on top of their standard care for 5 days. Patients will be assessed 24-hours after…
This study is for patients with Glaucoma. The purpose of this study is to investigate the safety and effectiveness of a study drug called Bimatoprost Sustained Release (SR) compared to treatment with eye drug Timolol. The Bimatoprost SR is an implant that is very small, is biodegradable (dissolves naturally in the body), and contains the bimatoprost drug.