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Ryeom Lab

… leading to tumor progression and metastasis. Calcineurin is a calcium regulated ser/thr phosphatase that … pathway attenuating tumor angiogenesis. My lab is investigating cross-talk between stromal cells and endothelial cells in early metastatic sites and defining the contribution of calcineurin-NFAT …

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

"It's like I have new legs! I could not have asked for a better result." — Ron Gilmer, age 51

… — just a tiny needle stick. Two years later, Ron says, "It is fantastic! I have no pain, no swelling — it's the best my legs have felt since I was a kid. I could not have …

Last Modified: 02/19/2023 - 13:07

Video Discussions with Dr. Marc Bessler

Last Modified: 02/23/2023 - 17:58

Post Bariatric Surgery Vitamin and Mineral Supplement Guide: Gastric Bypass Guidelines

… This information is brief and general. It should not be the only source of … with Vitamin D within 2 hours of your iron pill for best absorption. Examples: Caltrate 600+D Plus, Viactiv, … your Vitamin D3 with a meal that contains some fat for best absorption Examples: Bio-Tech Pharmacal’s D3-50, …

Last Modified: 11/07/2025 - 11:25

On What Makes A Good Surgeon: Insight from Surgeon and Mentor Dr. James Church

… became about reflection and mentorship. For him, there is still work to do. “Wisdom is knowledge plus experience, … fistulas are very difficult to heal,” says Dr. Kiran. “At best, the books say 80 percent success. He’s got like 95 to … Dr. Kiran. “The question to a patient always is, ‘What’s best for you?’” It’s a guiding principle that Dr. Kiran and …

Last Modified: 03/03/2026 - 11:07

A New Way of Approaching the Aorta: Bringing Cardiac and Vascular Surgeons Together

… chest to operate on the heart tissue. Endovascular surgery is less invasive, opening a small incision in the body, often … surgeons, in  endovascular surgeries . At least, this is the old school way of thinking that  Virendra Patel , MD, … at New York Presbyterian  are trying to debunk. “The aorta is a single organ. No one really thinks of it as a single …

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

Dr. Chabot Wins Columbia Teaching Award

Last Modified: 02/23/2023 - 17:59

Koji Takeda joins the Section of Cardiac Surgery

… surgery fellowship at Northwestern University, Chicago. He is the recipient of multiple honors and awards including the … Award, Japan Branch, 2009; and chief resident award and best resident award, 2005, at the National Cardiovascular …

Last Modified: 02/23/2023 - 17:59

Life After New York: Two Wildland Firefighters on What They Learned at the Armory Covid-19 Vaccination Clinic

… and what’s next for them both. Lorenz says Landguth is the one who got him to New York in the first place, … saving babies,” but as wildland firefighters, their job is quite different. “We’re out in the woods, we hardly ever … lot. We’re sleeping on the ground under the stars.” Lorenz is still deciding whether or not he’ll return to firefighting …

Last Modified: 01/14/2025 - 11:25

AAAS Science Magazine Highlights Pancreatic Researcher Kenneth Olive, PhD

Last Modified: 02/23/2023 - 17:58

Advanced Colorectal Surgical Options

… commonly performed by the Division: J-pouch The ‘J-pouch’ is an alternative to traditional ileostomy that may be used … of the rectum surgically removed. If the anal sphincter is intact, the surgeon can use a part of the ileum (part of … small intestine) to create an internal pouch. The pouch is then connected to the anus just above the sphincter, which …

Last Modified: 02/23/2023 - 18:00

3-D Printed Heart Helps to Save Baby's Life

… at the time of surgery, and decide on the spot how to best correct it. Having the 3-D model saved precious surgical …

Last Modified: 02/23/2023 - 17:59

Pediatric Liver Program

… requires liver surgery or a transplant, our surgical team is among the most experienced and skilled in the nation. We … page. Treatments We Offer Our team’s first priority is to make an accurate diagnosis of your child’s condition. … other vital organs. Liver Transplant : When liver damage is severe, we can perform both deceased donor transplants and …

Last Modified: 05/05/2026 - 12:43

Dr. Andrew Bomback delivers key lecture at the American Society of Nephrology annual meeting

… entitled "Renin Angiotensin Aldosterone System Blockade: Is More Better?" at the American Society of Nephrology annual … hyperalodsteronism. The American Society of Nephrology is the premier society for physicians specializing in …

Last Modified: 02/23/2023 - 17:59

Heart Surgery: What to Expect

… experience. We've created a helpful guide outlining what is involved, including what you will need to do to prepare. … How to Find Us The Division of Cardiothoracic Surgery is located at the  NewYork-Presbyterian/Columbia University … a clinical baseline before surgery to help determine the best treatment for you during and after your operation.  …

Last Modified: 04/09/2026 - 12:25

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