Lewis on Oncology

Mark A. Lewis, MD, is director of gastrointestinal oncology at Intermountain Healthcare in Utah. Specializing in cancers of the gastrointestinal tract and accessory organs, his interests focus on hereditary cancer syndromes and young-onset cancers, shared decision-making, and patient-physician communication.

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Healthcare Violence: Docs Bear Brunt of Business Pressures Mark A. Lewis, MD, discusses violence in healthcare, including a recent experience with a patient.
Medscape Oncology, January 05, 2024

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MOC: An 'Insult to Oncologists' Engaged in Patient Care Dr Mark Lewis discusses why lifelong learning is essential to the day-to-day practice of oncologists.
Medscape Oncology, November 07, 2023

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De-escalating Cancer Tx Should Be Celebrated, Not Criticized Mark A. Lewis, MD, discusses the controversy around studies of de-escalated cancer therapy presented at ASCO 2023.
Medscape Oncology, September 28, 2023

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High Hopes, Dashed Dreams: Progress in GI Cancers at ASCO Mark A. Lewis, MD, discusses news in GI oncology from the 2023 ASCO Annual Meeting.
Medscape Oncology, June 08, 2023

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2023 ASCO GI Symposium: New, Measured Optimism Mark A. Lewis, MD, discusses emerging themes from the 2023 ASCO Gastrointestinal Cancers Symposium.
Medscape Oncology, March 06, 2023
Best CRC Treatment De-intensification: Better Screening Mark Lewis, MD, discusses the decline in colorectal cancer screening during the COVID-19 pandemic and his hopes for the future.
Medscape Oncology, April 27, 2022

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Three Trials From ASCO GI Renew Hope KRYSTAL-1, TOPAZ, and HIMALAYA are more than just catchy trial acronyms, says Dr Mark Lewis.
Medscape Oncology, March 08, 2022

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A Dying Patient's Request: Return My Trial Results Mark Lewis discusses the importance of sharing clinical trial results with participants and gives an example of a woman who was glad to hear positive results even after her spouse's death.
Medscape Oncology, December 21, 2021

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OpenNotes: Advice From an Oncologist Who Survived Cancer Dr Mark Lewis discusses the delivery and timing of test results.
Medscape Oncology, November 03, 2021

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ASCO 2021 ASCO 2021's Best Trials Proved We Can Do More With Less Dr Mark Lewis celebrates this year's annual meeting, which showed the positives of subtracting chemotherapy.
Medscape Oncology, July 14, 2021
COVID-19 and Cancer Treatment: Where Do We Currently Stand? Dr Mark Lewis discusses the new normal and considerations for cancer treatment during the COVID-19 pandemic.
Medscape Oncology, May 24, 2021
Lifestyle Alone Cannot Shield Us From Cancer Dr Mark Lewis laments the tendency to look for preventable reasons why people get cancer.
Medscape Oncology, March 15, 2021

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Highlights From ASCO GI: Data That Will 'Advance Care' Immunotherapy, FGFR inhibition, and circulating tumor DNA are among the topics that excited Dr Mark Lewis from this year's ASCO Gastrointestinal Cancers Symposium.
Medscape Oncology, February 01, 2021
Positive Takeaways From This Annus Horribilis Dr Mark Lewis highlights the silver-lining legacies that grew out of this truly awful year.
Medscape Oncology, December 24, 2020

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A Seismic Shift in Colorectal Cancer Screening Dr Mark Lewis discusses how the recent USPSTF recommendation to start colorectal cancer screening at age 45 years could affect physicians and patients alike.
Medscape Oncology, November 12, 2020

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Unmasking Mask Misinformation and Myths Dr Mark Lewis provides talking points to counter misinformation on mask wearing.
Medscape Oncology, August 19, 2020

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The Oncologist's Role With Savvy Patients Patients are savvy, says Dr Mark Lewis. Oncologists are uniquely positioned to help patients navigate the labyrinth of novel therapies and determine the best treatment options.
Medscape Oncology, July 21, 2020

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In Uncertain Times, Oncs Are Among the Best at Risk Assessment Dr Mark Lewis discusses oncology decision-making during the COVID-19 pandemic, comparing it to Homer's 'The Odyssey.'
Medscape Oncology, July 14, 2020
Helping Our Kids Deal With COVID-19: 5 Tips Mark and Stasha Lewis, both physicians, talk about steps they've taken to balance their professional and family responsibilities during the COVID-19 outbreak.
Medscape Oncology, April 10, 2020

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COVID-19 Mortality Risk 'Profoundly Disturbing' Dr Mark Lewis discusses the coronavirus and COVID-19, highlighting the importance of protecting those at risk, including patients with cancer.
Medscape Oncology, March 18, 2020

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