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Thyroid Cancer Types

… Are The Different Types Of Thyroid Cancer? Thyroid cancer can be placed into two distinct categories, Differentiated … cells when looked at under a microscope, and are typically more responsive to treatment than non-differentiated cancers. … is the most common type of thyroid cancer, accounting for about 80% of all cases of thyroid cancer. Papillary …

Last Modified: 09/26/2025 - 11:02

Lung Volume Reduction Surgery

… Volume Reduction Surgery (LVRS) is a surgical treatment for end-stage chronic obstructive pulmonary disease, or COPD. … diseased portions of the lung so that the healthy lung can function more efficiently. LVRS is performed with a minimally invasive …

Last Modified: 03/05/2026 - 23:46

Abdominal Wall Reconstruction (AWR)

… other organs to push through and create a bulge. This tear can cause functional issues like core instability or chronic … as a result of previous surgeries. Who is a Good Candidate for AWR? People who have a recurrent abdominal hernia, a … Long Will the Results Last? AWR can last for 15 years or more with proper care. Several factors can affect the …

Last Modified: 10/28/2025 - 18:54

COVID-19 Update from Dr. Smith: 3/19/20

… worth fixing in mind as we enter the daily-doubling phase for new cases here at home. Since yesterday, COVID-positive infections more than doubled into the low thousands in NYC, and low … evidence of aerosolization of COVID-19 presented in t he New England Journal on March 17 . Indeed, COVID-19 was …

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

Esophageal Cancer

… cell carcinoma. In addition, breast and lung cancers can metastasize (spread) to the esophagus. Signs & Symptoms … is the most common symptom of esophageal cancer. It doesn't appear right away but only after a tumor has grown large … cancer. A genetic defect appears to be responsible for both tylosis and the associated cancer. Diagnosis …

Last Modified: 11/05/2025 - 16:52

Thoracic Surgery Programs and Services

… Lung & Chest Care program offers a full range of services for all lung, chest, and esophageal conditions and … both high surgical volume and outstanding outcomes―we have more experience and better results than other thoracic … addresses weakness and paralysis of the diaphragm, which can cause respiratory distress, sleep apnea, and disorders of …

Last Modified: 10/17/2025 - 13:02

Heart Disease Was Common in Ancient Egypt, Too

… Heart disease is the leading cause of death for people in the United States today. The Centers for Disease Control and Prevention (CDC) estimates that about … fully understand the disease." It looks like we may have more in common with the great leaders of the ancient world …

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

It Takes a Village to Heal a Patient

… 70s, and one of Columbia’s “Amazing Patients,” was cared for by more than a dozen of our dedicated surgeons and … with Roberta’s stomach. Addressing this new cancer wasn’t easy. After her car accident, Roberta had a metal rod in … my life.” Roberta’s book is now available on Amazon . You can watch her on ABC-TV’s Medical Marvels here. …

Last Modified: 12/09/2025 - 16:34

Our Aortic Programs & Services

… accessibility to minimally invasive approaches for both valve and aneurysm repairs, the Aortic Center leads … repair Endovascular and hybrid aortic procedures Learn More With Our Health Guides » Highlights of our Center … Aortic Center is home to a novel technologies that can visualize the aorta for patients who cannot be adequately …

Last Modified: 03/17/2025 - 11:59

Guide to Aortic Aneurysm

… and the damaged tissue grows in size, the risk of a more serious tear, known as an aortic dissection, or an aortic rupture, increases. An aortic aneurysm can occur anywhere in the aorta, including at the aortic … and are often discovered during routine exams for other diseases. Symptoms may appear if the aneurysm …

Last Modified: 04/06/2026 - 12:06

Xiaojuan (Jan) Chen, MD, PhD

… exacting methodology and compliance procedures required for FDA-approved clinical cellular therapies, Dr. Chen performed islet isolation from more than 180 pancreata for research and clinical islet transplantation to patients …

Last Modified: 07/22/2025 - 16:12

Interventional Endocrinology

… Procedures? Many different types of specialists can perform interventional endocrinology procedures including … critical to determining if a patient is a good candidate for the procedure. What Is Ultrasound-guided Ethanol … normal activities the same day of their procedure. Read more about planning for before, during, and after the …

Last Modified: 11/06/2025 - 15:17

Melanoma Treatment

… non-surgical therapies. When melanoma is treated early, it can usually be removed. Key Facts Surgery is often the preferred treatment for early-stage melanoma because it removes the entire … the production of a type of white blood cell called T-cells that can detect and destroy cancer. Immunotherapy …

Last Modified: 09/05/2025 - 13:33

Cleft Lip & Cleft Palate Care at Columbia

… Surgery to repair a cleft lip or cleft palate can be life-changing for a child. Columbia’s Craniofacial Center provides advanced … including hemangiomas A Commitment to Community We don’t just perform surgeries on kids with craniofacial issues, we …

Last Modified: 05/05/2026 - 12:45