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Shirley ShiDu Yan Lab

… Email: sdy1@cumc.columbia.edu About Shirley ShiDu Yan, MD, is a Professor of Surgical Sciences in Surgery. After … in AD cybrid cells (Yu, Q et al., JAD 2016) Mitophagy is a process to remove dysfunctional mitochondria. Thus, … PTEN-induced putative kinase 1 (PINK1) expression is associated with AD pathology. Enhancing PINK1-dependent …

Last Modified: 02/19/2023 - 13:12

Pancreatic Surgery

… at the crossroads of the digestive system, the pancreas is a complex organ with multiple functions. It is intimately attached to the first portion of the intestine … , and surgery for pancreatic disease, at pancreascenter.com . …

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

Columbia/NewYork-Presbyterian Named #1 Children’s Hospital in New York

… hospital in New York by U.S. News & World Report . This is the 17th year in a row that the Hospital has ranked among … in their commitment to delivering the highest quality, most compassionate care to every child and their family.” …

Last Modified: 05/23/2024 - 14:46

Cardiothoracic Step-Down Unit at Columbia

… the only service in the region managed by a dedicated on-site cardiothoracic surgeon, providing a high level of … and reduce the risk of additional complications. What is a Step-Down Unit? The stepdown unit (SDU) is an essential … MD, serves as Medical Director for our care team. While most programs have a surgeon on call in case of emergencies, …

Last Modified: 10/24/2025 - 12:51

New Faculty Highlight: P. Ravi Kiran, MBBS

… practice. Continence Preserving Techniques One of the most difficult consequences of conditions such as ulcerative … quality of life," says Dr. Kiran. In particular, Dr. Kiran is considered one of the world's foremost experts in creating … the small intestine where the rectum used to be. The pouch is attached to the anus, allowing patients to maintain …

Last Modified: 03/03/2026 - 11:49

Milstein Hospital

… opening in 1989, Milstein Hospital has become the primary site of adult, in-patient medical care on the Columbia … One of the Nation's Best Hospitals Milstein Hospital is affiliated with NewYork-Presbyterian Hospital, ranked as … Authority at (718) 330-1234. By Car The fastest and most convenient way to reach the medical center by car is to …

Last Modified: 01/20/2026 - 15:15

Thyroid Surgery: Common Questions and Concerns

… permanently low calcium level. Only one parathyroid gland is needed for the whole body, and the chances of all four failing to recover is extremely low. In most cases, the need for supplemental calcium will end after … use minimally invasive techniques for all procedures and most incisions are 1 to 1.5 inches long. More importantly, …

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

Chest Wall Anomalies

… anomalies, once avoided because of the scope of surgery, is now standard care. In the not-so-distant past, children … were resigned to live with their conditions. The most common of these include pectus excavatum and pectus … NYP/Columbia’s pectus program, one of the largest and most experienced in the country, treats both adults and …

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

Nutrition after the Whipple Procedure: What You Need To Know About Micronutrient Deficiencies

… One of the most common questions patients ask after having a Whipple procedure is “what vitamins or supplements should I be taking?” The … function, gene expression, and reproduction. Vitamin D : Most commonly known to be needed for bone and teeth health …

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

Accelerated Partial Breast Irradiation

… remove the part of the breast affected by breast cancer, most women must undergo radiation therapy treatments to … . Accelerated partial breast irradiation, or APBI, is a new form of radiation therapy under investigation for … radiation oncologists may deliver APBI to the lumpectomy site. These include an intracavity balloon brachytherapy …

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

Columbia Launches Global Center for Integrated Colorectal Surgery & IBD Interventional Endoscopy

… life-impacting compromises like ostomy. “Our mentality is different from most surgical practices, here in New York City or globally,” … World The center will also serve as an important training site for the latest techniques for complex care, including …

Last Modified: 03/03/2026 - 11:48

What We’re Reading: 09/25/20

… rising around Covid-19 vaccines. ( From statnews.com ) ‘I Had Heart Surgery in the Middle of a Coronavirus Hot … 15,000 deaths each year, and time-sensitive treatment is often lifesaving. Johnny Diaz, a reporter for the NYTimes, … What We’re Reading: 07/10/20 What We’re Reading: 06/26/20 What We’re Reading: 06/19/20 What We’re Reading: …

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

Robotic Cardiac Surgery at Columbia

… Robotic surgery is a safe, accurate, and minimally invasive alternative to … then controls the machine’s movements from a console. The most common robotic procedure our team performs is robotic … Our skilled cardiothoracic surgeons are amongst the most experienced robotic surgeons in the region. That …

Last Modified: 01/21/2026 - 15:38

Surgery in 2022 Brought Innovation and Community to the Forefront

… to continuously strive towards the best possible care, most effective treatments, and innovations that grow access … we reflect on all that has been accomplished and all there is still left to do. One thing is certain, inspiration lives … @ColumbiaGS as a postbac premed. #GiannaTX pic.twitter.com/Ad3SNHgksX — Columbia Surgery (@ColumbiaSurgery) February …

Last Modified: 12/02/2024 - 11:04

What We’re Reading: 10/09/20

… in public understanding, and plainly declares that there is only one way to vote in November. “Truth is neither … does a mask demonstration to boot. ( From theatlantic.com ) ‘The med student daughter is asking so many questions.’ … What We’re Reading: 07/10/20 What We’re Reading: 06/26/20 What We’re Reading: 06/19/20 What We’re Reading: …

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