Skip to main content
Home
  • Get Care
    • Find a Doctor
    • Request an Appointment
    • Virtual Visits
    • Locations & Directions
    • News
    • About Columbia Surgery
    • All Resources
  • Surgical Specialties
      • Adrenal
      • Aorta
      • Breast
      • Colorectal
      • Colorectal (Global Center)
      • Esophageal
      • Gall Bladder & Appendix
      • Gastric Cancer
      • Heart (Adult)
      • Heart (Pediatric)
      • Hernia
      • Kidney/Pancreas Transplantation
      • Liver Transplantation
      • Lung & Chest
      • Melanoma
      • Pancreas
      • Parathyroid
      • Pediatric/Neonatal
      • Plastic & Reconstructive
      • Robotic Surgery
      • Sarcoma
      • Thyroid
      • Vascular
      • Weight Loss Surgery
    • All Specialties
  • Research & Trials
    • About Research
    • About Clinical Trials
    • Basic & Translational Research
    • Cardiovascular Research
    • Clinical Research
    • Innovation & Outcomes Research
    • Translational Immunology Research
    • Transplant Research
    • All Research & Trials
  • Conditions & Treatments
      • Adrenal
      • Aortic
      • Breast
      • Colorectal
      • Esophageal
      • Gallbladder & Appendix (General Surgery)
      • Heart (Adult)
      • Hernia
      • Kidney
      • Liver
      • Lung & Chest (Thoracic)
      • Pancreas
      • Parathyroid
      • Pediatric (Neonatal)
      • Plastics (Cosmetic & Reconstructive)
      • Skin
      • Stomach (Gastric)
      • Thyroid
      • Vascular
      • Weight Loss (Bariatric)
    • All Conditions and Treatments
  • For Students and Professionals
  • Ways to Help
  • Request an Appointment

Search results

Spider Veins

… skin level and somewhat deeper than spider veins. There is no health risk regarding cosmetic veins, but they may be … treatment that uses focused microwave energy. This method is appropriate for spider veins that are too small for … Delivered through a very fine needle, the microwave energy is extremely precise in the way it targets these tiny …

Last Modified: 12/16/2025 - 14:47

How to Avoid Blood Clots When Flying: Advice from a Vascular Surgeon

… are more complex and involve various factors. Obesity is a significant risk factor for DVT during air travel. … to flying over 4 to 6 hours,  deep vein thrombosis  (DVT) is of particular concern. DVT is a vascular condition in which a blood clot forms in a …

Last Modified: 10/18/2023 - 13:47

Jennifer R. DeFazio, MD

… Jennifer DeFazio, MD, is a board-certified pediatric surgeon. She treats a broad range of pediatric conditions and is especially interested in the surgical management of … disease and Median Arcuate Ligament Syndrome (MALS). She is also part of the Bowel Management Program. …

Last Modified: 02/20/2026 - 10:38

"Thank you a thousand times over." Susan Balcirak's Letter to the CLDT

… I always meant to send a thank you letter, but now that it is his 1-year anniversary and we can see how much he has changed, what you have done for us is even more meaningful. We were given words of encouragement … to. We were afraid to be too hopeful. Now Dean truly is a normal little boy. He is a good size and growing fast, a …

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

Premier Center for the Treatment of Diaphragm Disorders

… For most of us, breathing is a reflex, requiring little or no thought. It’s something … more room for them to inflate.   When the diaphragm is impaired or paralyzed, breathing becomes labored, … one side may have a 50 percent reduction.”   The good news is that safe and minimally invasive surgical procedures can …

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

Manometry

… procedure in which a thin tube with a sensitive probe is inserted through the nose, into the throat and esophagus. The patient is asked to swallow several times. Muscle contractions in the … the esophagus are analyzed at several points as the tube is slowly pulled back through the esophagus. …

Last Modified: 02/19/2023 - 13:08

Educational Curriculum: Didactics and Conferences

… below. Thomas C. King (TCK) Conference The TCK conference is the primary resident teaching conference and covers … a multidisciplinary fashion. The goal of each presentation is to perform a root cause analysis of complications and … and science. Morbidity & Mortality Conference M&M is held 2-3 times each month and is an active forum for …

Last Modified: 02/19/2023 - 13:11

Clinical Training: PGY2

… The PGY2 year at Columbia is primarily considered the consult year. PGY2s become "the … Consult rotations repeats predictably every two weeks and is set up as 24-hour shifts every other day with every other … decision making. Acute Care Surgery Operative This PGY2 is partnered with a PGY4 to perform all daytime operations on …

Last Modified: 02/19/2023 - 13:11

Pulmonary Embolic Disease

… A pulmonary embolism is a life-threatening blockage of the lung’s blood supply, … called pulmonary hypertension. An acute pulmonary embolism is a sudden blockage of the blood vessels feeding the lungs, … can break them up quickly. Clot-dissolving medication is only used in life-threatening situations because side …

Last Modified: 03/05/2026 - 23:30

Guide to Chemotherapy for Pancreatic Cancer

… About While surgery is the only treatment that can cure pancreatic cancer, many … cure. The decision to use chemotherapy prior to surgery is complex and each patient is discussed in a multidisciplinary meeting by the surgeons, …

Last Modified: 09/24/2025 - 13:03

Hospital Services and Amenities

… an integral part of the 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 … signing a form called a Health Care Proxy. A Living Will is a written document that expresses in advance your specific …

Last Modified: 11/07/2025 - 11:47

Which Diagnostic Tests are Commonly Performed in the Evaluation Process?

… and Urine Testing There will be many blood tests. One is performed to determine the presence of the HIV antibody; … EKG and Chest X-Ray An electrocardiogram (EKG or ECG) is a method for recording the electrical activity of the … Test By walking on a treadmill until a target heart rate is achieved, or until your heart disease forces you to stop, …

Last Modified: 01/15/2026 - 15:51

Gastric Balloons

… The Orbera™ Balloon , approved in the U.S. in August 2015, is an endoscopically (scope through the mouth) placed saline … by the FDA for placement for up to six months. The balloon is placed by highly experienced gastrointestinal endoscopists … The estimated length of the outpatient procedure is 20-40 minutes. No later than six months after placement, …

Last Modified: 11/12/2025 - 13:25

Pancreatic Cancer Prognosis

… it remains one of the toughest cancers to treat. Here is some important information about the prognosis of … The overall five-year survival rate for Pancreatic cancer is 7.2% Looking only at pancreatic cancers that have not … pancreas (called “Localized” Cancers), the survival rate is 27.1%. For cancers that have spread, but only to nearby …

Last Modified: 01/21/2026 - 13:13

Portal Hypertension

… Portal hypertension is elevated blood pressure in the portal vein, which carries blood to the liver. It is caused by a blockage in blood flow to the liver, usually … and other complications. Key Facts Portal hypertension is most often caused by cirrhosis, which can block the blood …

Last Modified: 01/12/2026 - 11:40

Pagination

  • « First First page
  • ‹‹ Previous page
  • …
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • …
  • ›› Next page
  • Last » Last page

Footer About

  • About Us
  • Request an Appointment
  • Virtual Visits
  • Organ Donation
  • Contact Us
  • Subscribe To Our Newsletter

Footer About 2

  • Directory
  • Alumni/JJSS
  • Locations & Directions
  • Ways to Help
  • Disclaimer
FOLLOW US
  • Twitter Logo
  • Facebook Logo
  • Youtube Logo
  • Instagram Logo
Visit
  • New York Presbyterian Logo
  • Columbia University Irving Medical Center Logo

©1999-2026. Columbia University Irving Medical Center, Department of Surgery, New York, NY.