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Displaying 1 - 12 of 12
Condition: Addiction / Nicotine
Investigator: Jonathan Overdevest, MD, PhD
Status: Currently Recruiting
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…
Condition: Psychiatric Disorders / Anxiety
Investigator: Kate Fitzgerald, MD
Status: Closed
This research study seeks to better understand the biological and behavioral aspects of specific phobia and evaluate how the "Self-Distancing" technique might help youth confront their fears. The study will be conducted at Columbia University in Manhattan. Participation involves completing questionnaires and attending a single visit for a…
Condition: Gastrointestinal and Digestive Diseases / Barrett's Esophagus
Investigator: Julian Abrams, MD
Status: Closed
This research study will look at a newer treatment option for Barrett's Esophagus (BE) which uses nitrous oxide to freeze unwanted tissue. The most commonly used treatment method is Radiofrequency Ablation (RFA) which uses heat to destroy the pre-cancerous tissue. Nitrous Oxide ablation using the C2 CryoBalloon Focal Ablation System, an FDA-cleared…
Condition: Addiction / Nicotine
Investigator: Ana Navas-Acien, MD, PHD, MPH
Status: Closed
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…
Condition: Addiction / Nicotine
Investigator: Mariam Aly, PhD
Status: Closed
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…
Condition: Psychiatric Disorders / Anxiety
Investigator: Amir Levine, MD
Status: Closed
Sertraline (also known as Zoloft) is an FDA approved medication that is used to treat anxiety in children and adolescents. We aim to better understand how children and adolescents with anxiety respond to sertraline and whether we can predict medication response. If your child is eligible, he or she can participate in a research study and will receive both a…
Condition: Gastrointestinal and Digestive Diseases / Barrett's Esophagus
Investigator: Julian Abrams, MD
Status: Closed
The purpose of the study is to compare two types of endoscopic treatments in patients with Barretts esophagus (BE) with abnormal cells (dysplasia); radiofrequency ablation (RFA) and hybrid argon plasma coagulation (H-APC). H-APC is a newer technique in the treatment of BE and has not been adequately studied and is not approved by the FDA for routine use.…
Condition: Psychiatric Disorders / Anxiety
Investigator: Franklin Schneier, MD
Status: Closed
RESEARCH STUDY:Brief Intervention for Public Speaking Fears (IRB#7293).- Are you between the ages of 18 - 60?- Do you have bothersome fears of public speaking?- Are you interested in trying a novel intervention?This research study tests whether a brief intervention using a medication called propranolol is effective at reducing public speaking fears. This…
Condition: Gastrointestinal and Digestive Diseases / Barrett's Esophagus
Investigator: Julian Abrams, MD
Status: Closed
C2 Therapeutics is currently enrolling patients to participate in the Coldplay 3 clinical trial. Coldplay 3 is evaluating the effectiveness of the Coldplay CryoBalloon Focal Ablation System in patients with Barrett's esophagus who have not yet received treatment. Participants will undergo treatment with the Coldplay CryoBalloon Focal Ablation System…
Condition: Psychiatric Disorders / Anxiety
Investigator: Franklin Schneier, MD
Status: Closed
We are currently enrolling individuals with social anxiety disorder to participate in this study. The purpose of this study is to assess whether a brief computer-based research treatment helps improve social anxiety symptoms. For eligible participants, this study will involve a brief, novel research treatment for social anxiety, delivered in 8 or 12…
Condition: Gastrointestinal and Digestive Diseases / Barrett's Esophagus
Investigator: Julian Abrams, MD
Status: Closed
The purpose of this study is to evaluate a new technique called Wide Area Transepithelial Sample 3-Dimensional Esophageal Biopsy (WATS) with computer assisted method of analysis of brush biopsy. This study will assess whether performing standard biopsies in addition to the WATS brush biopsies identifies more patients with dysplasia than does performing…
Condition: Psychiatric Disorders / Anxiety
Investigator: Jonathan Posner, MD
Status: Closed
The goal of this study is to advance our understanding of how the brain processes emotion in adolescents. Adolescents with and without symptoms of anxiety are invited to participate. This study takes place over two days and includes an evaluation and a brain imaging session. Participants will be compensated up to $250. This study does not provide treatment.