This study is for individuals who have Cushings disease and want to join voluntarily in this study to find out if a study drug called osilodrostat (LCI699) is safe and has beneficial effects in people who have Cushings disease. Cushings disease is a rare but debilitating disease. Cushings disease is caused by a benign tumor of the pituitary gland. The tumor…
The purpose of this study is to determine if measuring blood levels of proteins called POMC, AgRP, and chromogrannin A (CGA) can be used to diagnose and track tumor growth and recurrence in patients that have ACTH-dependent Cushing's syndrome, non-secreting pituitary tumors, and other neuroendocrine tumors. We invite you to participate if you have: a…
Researchers at Columbia are looking at new treatments to help delay the start of menopause. This is a randomized trial where some women will receive medication and some will receive a placebo. The study will last approximately 12 weeks, followed by monthly follow-ups for 6 months. Participants will be compensated $1300 for compensation.
This is a prospective, single arm, three stage, multi-site, clinical investigation evaluating the safety and efficacy of the Carag Bioresorbable Septal Occluder (CBSO) to treat patients with clinically significant hole in the atrial septal defect compared to other commercially approved devices. The study is being done to determine the safety and efficacy of…
This prospective, multicenter, open-label, single arm, first-in human study will enroll up to 75 subjects aimed at examining the performance of the LAAC device for LAA closure.
The purpose of this study is to see if a new medication called ticagrelor given twice daily ismore effective than aspirin alone in preventing the occurrence of heart attack, stroke and/ordeath due to cardiovascular events in patients who have type 2 diabetes. Ticagrelor is anantiplatelet therapy (stop platelets from clumping together) and is approved for…
The purpose of this study is to survey patients who have undergone a percutaneous coronary intervention (PCI) at Columbia University Medical Center in which the physician used a stent called the Promus Premier stent. Patients will be asked to do a brief 15-30 minute survey regarding their health since the PCI and stent implantation.
The purpose of this study is to evaluate the Biosensors BioFreedom Biolimus A9 Drug Coated Coronary Stent on people with coronary artery disease (blockages in the heart arteries) to determine if it is safe and effective.
The purpose of this study is to confirm the effectiveness and safety of LCI699 in treating patients with Cushing's disease. Patients will be treated with the invesitigational drug LCI699 at doses up to 60 mg a day, and possibly for a short period of time with placebo. A placebo is a dummy drug ("pill") with no active medicine inside.
The purpose of this research is to find out whether it is safe to shorten the length of time that people at high risk for bleeding take blood thinners after being treated with a coronary stent.
This study is for patients with Coronary Artery Disease (CAD) and require a stent placement. The purpose of this clinical research study is to assess the safety and effectiveness of the Orsiro stent or a non-investigational Xience stent. The Orsiro stent is investigational, which means it is not yet approved by the FDA and can only be used in research…
The purpose of this study is to evaluate a new experimental (investigational) oral combination hormone drug product containing estradiol (a form of the estrogen) and progesterone (a female hormone that regulates the inner lining of the uterus called the endometrium) for postmenopausal women who have hot flushes. The estradiol and progesterone used in this…
The purpose of this research study, is to learn whether an experimental device (called Evolut R) can help clear hardened blockage in coronary arteries (blood vessels that feed the heart muscle) in patients with a disease is called aortic stenosis.Subjects that choose to participate and are eligible will have their interventional cardiologist use this device…