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Hospital Services & Amenities

… family and friends donate blood before surgery. There is no blood donor center located at Columbia University … part of the cardiac surgical care team, and our goal is to ensure our patients' return to the highest possible … filling out an Advanced Directive. An Advanced Directive is verbal or written instructions made by you in advance of …

Last Modified: 02/19/2023 - 13:09

Immunosuppression Withdrawal for Stable Pediatric Liver Transplant Recipients (iWITH)2

… types of cancer. This study seeks to: Find out if it is safe to slowly reduce and then completely stop the … children who have received liver transplants. This process is called 'immunosuppression withdrawal'or ISW. Find blood or … can help transplant doctors in the future to predict if it is safe to decrease or stop immunosuppression drugs in …

Last Modified: 02/13/2023 - 21:06

A Prospective, Single-blind, Randomized, Phase III Study to Evaluate the Safety and Efficacy of Fibrin Sealant Grifols (FS Grifols) as an Adjunct to Hemostasis During Parenchymous Tissue Open Surgeries

… This study is designed to assess the safety and efficacy of fibrin … organs such as the liver). The purpose of this study is to demonstrate that FS Grifols is not inferior to commercially-available oxidized cellulose …

Last Modified: 02/13/2023 - 21:06

Megan Sykes, MD

… of manipulations used to achieve clinical goals is essential to the translation of these manipulations to the clinic. It is for this reason that she has consistently worked at the … requiring bone marrow or organ transplants. Dr. Sykes is a Past President of the International Xenotransplantation …

Last Modified: 07/22/2025 - 16:02

Case Study: Hernia in a Young Woman-Mesh or No Mesh?

… like nausea or vomiting. She’s never had surgery and is otherwise healthy. She undergoes a CT scan that shows a … be broken down by the body. The lowest rate of recurrence is with using a piece of synthetic mesh, and the highest is with the primary repair. Patient Factors to Consider This …

Last Modified: 02/23/2023 - 18:02

Colorectal Surgery: Ostomy and Ostomy Reversal

… for their ostomies, and he offers this perspective: “It is a process. Once you go through it, things can get back to … at. There are worse things in life – I think bad breath is worse than an ostomy. With the right guidance, you can live comfortably. It is not the end of the world.” Planning for Ostomy Reversal …

Last Modified: 03/03/2026 - 12:07

Roman Nowygrod, MD

… Dr. Roman Nowygrod is Professor of Surgery and specializes in Vascular Surgery … vascular surgery and surgical education and training He is board certified in vascular surgery and general surgery. He is Director of the Vein disorder Treatment Center and …

Last Modified: 03/04/2026 - 08:37

A Volunteer Surgeon Talks About His First Day Fighting COVID-19 on the Front Lines

… Andrew Thomas, MD, is a hand surgeon in Minneapolis. Years ago, he was a medical … their fashion sense, they so fly. The looks are dizzying. Is this supposed to be a Vogue shoot or a COVID ICU? I got … of their scrubs with sky blue full head and neck gear that is trimmed in cloud white with their double masks, face …

Last Modified: 02/23/2023 - 18:01

The Study of Molecular Risk Panels in Chinese Breast Cancer Patient using Mammaprint, TargetPrint, BluePrint and Research Gene Panel assays.

… The Mammaprint study is a genetic study among Chinese women with breast cancer. The purpose of this study is to identify molecular factors or biomarkers that may be … tissue are then sent for genetic analysis, and DNA testing is performed on blood samples. Results will be used to …

Last Modified: 02/13/2023 - 21:06

A Randomized, Phase II Trial of Intermittent Versus Continuous Dosing of Dabrafenib NSC-763760) and Trametinib (NSC-763093) in BRAFV600E/K Mutant Melanoma

… The purpose of this study is to compare any good and bad effects of receiving the drugs … the FDA for the treatment of advanced melanoma. This study is testing whether receiving dabrafenib and trametinib with a … allow the researchers to know whether a break in treatment is better, the same, or worse than continuous treatment of …

Last Modified: 02/13/2023 - 21:06

A Phase 1 Study of the Safety, Pharmacokinetics, and Pharmacodynamics of Escalating Oral Doses of the Glutaminase Inhibitor CB-839, as a Single Agent and in Combination with Standard Chemotherapy in Patients with Advanced/Treatment-Refractory Solid Tumors

… This study is being done to determine how patients with advanced or … activity. CB-839 blocks the production of glutamate which is critical for tumor cell growth. Investigational means that … be used to detect a disease or to find out how the cancer is responding to treatment. In this study, biomarkers found …

Last Modified: 02/13/2023 - 21:06

Luona Sun, MD

… Luona Sun, MD is a board-certified breast surgeon trained in minimal … therapy and various frontline localization skills. She is also an active researcher, focusing on rare diagnoses like … coexisting cancer. One of her major research interests is in Asian American breast cancer disparities. Dr. Sun …

Last Modified: 03/05/2026 - 09:35

Call Schedule

… Frequency of call occasionally varies, but is usually every fourth day. The students on-call work with … frequently used sites, with supervision. One night call is spent in the Emergency Department where the student may … lacerations and draining minor abscesses. Each team is assigned a call room in: Harkness Pavilion 180 Ft. …

Last Modified: 05/25/2023 - 11:46

Red Flags

… observe those around him or her in order to determine what is appropriate and expected behavior. Students are encouraged … not in ear shot of patients and families. The key issue is to behave as professionally as possible. The interaction … and you will be rewarded. Helping out your fellow student is noticed and expected. Your interns should be your friends; …

Last Modified: 05/25/2023 - 11:46