The Columbia University Department of Otolaryngology is interested in understanding altered flavor perception through the Cognitive Flavor Assessment Protocol (CFAP), a novel multisensory diagnostic and training framework that links smell and taste function to cognitive and emotional health. You can participate in this study if you are an adult between 18…
Our research team at Columbia University is trying to understand the impact of COVID-19 on smell and taste (chemosensory) dysfunction among adult patients from the Greater New York City area. Current areas of study include: 1) Investigation of smell and taste recovery patterns among patients with COVID-19; 2) Studies on how recovery of smell and taste after…
The purpose of this study is to determine how effective and safe the immune drug Nivolumab is for patients who have newly diagnosed cutaneous melanoma. Nivolumab is an anti-body, a type of human protein, that is being tested to see if it will allow the body's immune system to work against tumor cells. If you are eligible for the study, you will…
The purpose of this study is to compare V940 plus pembro given after surgery to a placebo plus pembro given after surgery and to study how effective the study drug is. A placebo looks like a study drug, but it has no active ingredients. V940 has not yet been approved by the Food and Drug Administration (FDA). Pembrolizumab is FDA approved but it has not…
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…
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…
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…
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.…