Keck Medicine of USC Blog

Anal, Rectal and Colon Cancer: What Are the Differences? 
June 1, 2026

Anal, Rectal and Colon Cancer: What Are the Differences? 

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Who Is at Risk for Stomach Cancer?
June 1, 2026

Who Is at Risk for Stomach Cancer?

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What Are Symptoms of GERD? 
May 4, 2026

What Are Symptoms of GERD? 

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Everyday Health

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What Are Symptoms of GERD? 
May 4, 2026
What Are Symptoms of GERD? 
Gastroesophageal reflux disease — more commonly referred to as GERD — can cause painful digestive symptoms. Gastroesophageal reflux disease (GERD)...
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What Is Palliative Care?
March 2, 2026
What Is Palliative Care?
A physician explains how palliative care helps patients at Keck Medicine of USC. Monica Zell, MD, a palliative care physician...
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Do You Need to Worry About Thyroid Nodules?
December 22, 2025
Do You Need to Worry About Thyroid Nodules?
Thyroid nodules are very common. An otolaryngologist explains when to be concerned. Your thyroid is a small, butterfly-shaped gland in...
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How Does Viral Hepatitis Spread?
December 12, 2025
How Does Viral Hepatitis Spread?
A Keck Medicine of USC expert explains the different types of viral hepatitis and how they can be prevented. Hepatitis...
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How Can I Weigh Advice From My Doctor Against Advice From My Family? 
November 18, 2025
How Can I Weigh Advice From My Doctor Against Advice From My Family? 
Medical care is not one-size-fits-all. A medical oncologist explains how to choose the best treatment for you. Being diagnosed with...
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How Can I Politely Question My Doctor’s Advice? 
November 18, 2025
How Can I Politely Question My Doctor’s Advice? 
An oncologist explains the best way to approach your doctor with concerns and questions. Minh Dang Nguyen, MD, an oncologist...
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Is Taking Too Many Over-the-Counter Antacids Dangerous?
November 3, 2025
Is Taking Too Many Over-the-Counter Antacids Dangerous?
Antacids can be good for providing short-term relief, but long-term use can cover up more serious medical conditions. If you’ve...
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Why Do Children Get Ear Infections More Than Adults?
October 16, 2025
Why Do Children Get Ear Infections More Than Adults?
A Keck Medicine of USC ear, nose and throat expert explains why middle ear infections tend to develop more in...
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Screening for Depression and Suicide Risk Should Be Routine
October 9, 2025
Screening for Depression and Suicide Risk Should Be Routine
Experts explain why health systems like Keck Medicine of USC are uniquely positioned to identify depression risk early, often during...
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What to Know About Genetic Testing for Breast Cancer
October 9, 2025
What to Know About Genetic Testing for Breast Cancer
If you or a family member has had breast cancer, you could qualify for genetic testing. Here’s what to know....
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Can Medical Conditions Elevate Suicide Risk?
September 29, 2025
Can Medical Conditions Elevate Suicide Risk?
Keck Medicine of USC mental health clinical leaders discuss risk-management strategies. In recognition of Suicide Prevention Awareness Month and other...
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Preventing Suicide with Compassion: Keck Medicine’s System-Wide Approach
September 18, 2025
Preventing Suicide with Compassion: Keck Medicine’s System-Wide Approach
Psychiatrist Dr. Steven Siegel discusses how the Keck Medicine community addresses suicide prevention. In recognition of Suicide Prevention Awareness Month,...
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Food and Nutrition

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Does Vitamin D Help with Autoimmune Diseases?
October 27, 2025
Does Vitamin D Help with Autoimmune Diseases?
A Keck Medicine of USC rheumatologist discusses whether vitamin D supplementation can benefit patients with autoimmune diseases. Vitamin D is...
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Can Certain Foods Help Prevent Stomach Cancer?
September 23, 2025
Can Certain Foods Help Prevent Stomach Cancer?
A Keck Medicine of USC expert discusses what to know about stomach cancer, diet and more. Can what you eat...
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How to Stop Diarrhea
August 29, 2025
How to Stop Diarrhea
Sarah Charton, MBA, RD, a dietitian with Keck Medicine of USC, explains how to get rid of diarrhea. Diarrhea can...
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What Causes Constipation? A Dietitian Answers.
July 22, 2025
What Causes Constipation? A Dietitian Answers.
Sarah Charton, MBA, RD, a dietitian with Keck Medicine of USC, explains what causes constipation and how to relieve constipation....
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Is Magnesium Good for Your Heart? A Dietitian Answers.
February 19, 2025
Is Magnesium Good for Your Heart? A Dietitian Answers.
Can magnesium help your heart? A Keck Medicine of USC dietitian says it can — and it’s in more foods...
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Is Dark Chocolate Good for You? A Dietitian Answers.
February 13, 2025
Is Dark Chocolate Good for You? A Dietitian Answers.
Is dark chocolate good for your heart? A Keck Medicine of USC dietitian says it can be — but in...
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Is Red Wine Good for Your Heart?
February 12, 2025
Is Red Wine Good for Your Heart?
Compounds in red wine have proven heart health benefits. But the costs of drinking too much can quickly outweigh the...
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Are Energy Drinks Bad for Your Heart? A Dietitian Answers.
February 12, 2025
Are Energy Drinks Bad for Your Heart? A Dietitian Answers.
Are energy drinks bad for you? A Keck Medicine of USC dietitian advises. Is America facing an energy crisis? Judging...
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Intermittent Fasting and Heart Health
February 10, 2025
Intermittent Fasting and Heart Health
Experts say losing weight is beneficial for heart health, but there is little research on the long-term impact of intermittent...
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5 Tips for Eating Healthy During the Holidays
November 26, 2024
5 Tips for Eating Healthy During the Holidays
A Keck Medicine of USC dietitian explains how to eat healthy during the holidays. Parties, seasonal foods and family gatherings...
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Fad Diets: Do They Work?
March 11, 2024
Fad Diets: Do They Work?
Does a weight loss diet promising quick results sound too good to be true? Here’s what to know about a...
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What to Eat After You’ve Been Diagnosed with Cancer
January 6, 2023
What to Eat After You’ve Been Diagnosed with Cancer
When you are diagnosed with cancer, knowing what foods to eat can help you deal with the disease and the...
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Meet Our Team

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Meet David S. Liebeskind, MD, MBA
June 1, 2026
Meet David S. Liebeskind, MD, MBA
Dr. Liebeskind is a neurologist with Keck Medicine of USC who specializes in cerebrovascular disorders, with an emphasis on treating...
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Meet Nicole Greene, AuD
June 1, 2026
Meet Nicole Greene, AuD
Dr. Greene is an audiologist with Keck Medicine of USC who specializes in hearing and balance conditions. She treats patients...
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Meet Mark Sturdevant, MD
April 2, 2026
Meet Mark Sturdevant, MD
Dr. Sturdevant is a transplant surgeon with the USC Transplant Institute, part of Keck Medicine of USC. He specializes in...
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Meet Tatsuhiro Fujii, MD
April 2, 2026
Meet Tatsuhiro Fujii, MD
Dr. Fujii is a neurosurgeon with Keck Medicine of USC who treats a wide range of brain and spine conditions,...
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Meet Sarah Sheibani, MD
April 2, 2026
Meet Sarah Sheibani, MD
Dr. Sheibani is a gastroenterologist with Keck Medicine of USC who specializes in inflammatory bowel diseases. She treats patients at...
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Meet Cynthia Cherfane, MD 
March 17, 2026
Meet Cynthia Cherfane, MD 
Dr. Cherfane is an internal medicine provider with Keck Medicine of USC who specializes in treating gastrointestinal disorders, including inflammatory...
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Meet Florence-Damilola Odufalu, MD 
March 2, 2026
Meet Florence-Damilola Odufalu, MD 
Dr. Odufalu is a gastroenterologist with Keck Medicine of USC who specializes in diagnosing and treating inflammatory bowel diseases, including...
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Meet Saro Khemichian, MD 
March 2, 2026
Meet Saro Khemichian, MD 
Dr. Khemichian is a transplant hepatologist at Keck Medicine of USC who cares for patients across the full spectrum of...
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Meet Serge Kobsa, MD, PhD
February 9, 2026
Meet Serge Kobsa, MD, PhD
Dr. Kobsa is a cardiac surgeon with Keck Medicine of USC and associate director of the USC George and Meryl...
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Meet Ivan Ho, MD
February 2, 2026
Meet Ivan Ho, MD
Dr. Ho is a cardiac electrophysiologist with Keck Medicine of USC who specializes in diagnosing and treating heart rhythm disorders....
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Meet Sarah Kim, PA-C
January 12, 2026
Meet Sarah Kim, PA-C
Sarah Kim is a physician assistant with Keck Medicine of USC who specializes in treating thoracic surgery patients. She treats...
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Meet Lilyana Amezcua, MD 
December 1, 2025
Meet Lilyana Amezcua, MD 
Dr. Amezcua is a neurologist specializing in multiple sclerosis care at Keck Medicine of USC. She treats patients at Keck...
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Cancer

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Anal, Rectal and Colon Cancer: What Are the Differences? 
June 1, 2026
Anal, Rectal and Colon Cancer: What Are the Differences? 
A Keck Medicine of USC colorectal surgeon discusses symptoms and treatments for colon, rectal and anal cancers. More younger adults...
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Who Is at Risk for Stomach Cancer?
June 1, 2026
Who Is at Risk for Stomach Cancer?
A Keck Medicine of USC expert explains the risk factors of stomach cancer and what you can control. Stomach cancer...
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What Is Osteosarcoma? Orthopaedic Oncologists Explain.
April 14, 2026
What Is Osteosarcoma? Orthopaedic Oncologists Explain.
Advanced surgical techniques are improving outcomes for patients with this rare, aggressive cancer. Osteosarcoma, also called osteogenic sarcoma, is the...
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Why a Clinical Trial May Be a Sarcoma Patient’s Best Option — Not Their Last
March 31, 2026
Why a Clinical Trial May Be a Sarcoma Patient’s Best Option — Not Their Last
A Keck Medicine of USC medical oncologist explains why clinical trials are valuable opportunities for many sarcoma patients. A sarcoma...
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Should I Be Worried if My Doctor Suggests We “Wait and Watch” My Cancer?
February 23, 2026
Should I Be Worried if My Doctor Suggests We “Wait and Watch” My Cancer?
An oncologist explains why doctors sometimes recommend a “watch and wait” approach. Minh Dang Nguyen, MD, an oncologist with USC...
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Can Marijuana Cause Lung Cancer?
February 9, 2026
Can Marijuana Cause Lung Cancer?
Marijuana use is legal, but that doesn’t mean it’s without health risks. As more states legalize marijuana, many people might...
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Meet Sarah Kim, PA-C
January 12, 2026
Meet Sarah Kim, PA-C
Sarah Kim is a physician assistant with Keck Medicine of USC who specializes in treating thoracic surgery patients. She treats...
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Do You Need to Worry About Thyroid Nodules?
December 22, 2025
Do You Need to Worry About Thyroid Nodules?
Thyroid nodules are very common. An otolaryngologist explains when to be concerned. Your thyroid is a small, butterfly-shaped gland in...
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Can Prostate Cancer Treatment Affect Sex Health?
November 6, 2025
Can Prostate Cancer Treatment Affect Sex Health?
A men’s health urologist and surgical subspecialist with Keck Medicine of USC discusses the potential sexual side effects of prostate...
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What to Know About Genetic Testing for Breast Cancer
October 9, 2025
What to Know About Genetic Testing for Breast Cancer
If you or a family member has had breast cancer, you could qualify for genetic testing. Here’s what to know....
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Meet Danielle Sterrenberg, MD
October 8, 2025
Meet Danielle Sterrenberg, MD
Dr. Sterrenberg is a board-certified medical oncologist and hematologist with Keck Medicine of USC. Her clinical and research interests center...
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Meet Cynthia Tsay, PA-C
October 6, 2025
Meet Cynthia Tsay, PA-C
Cynthia Tsay, PA-C, is a physician assistant with Keck Medicine of USC who specializes in caring for patients undergoing breast...
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