When to see a dermatologist about a skin change
As a dermatologist, I get a lot of questions about skin changes, what they mean and what to do about them.
Being aware of changes to your skin is important. In some cases, these skin changes could be skin cancers, including a particularly dangerous type of skin cancer called melanoma.
But, for many, it isn't always immediately obvious whether a skin change is harmless or cause for alarm.
That's why I'm sharing my...
Sigmoidoscopy: Purpose, procedure and how it compares to a colonoscopy
An anoscopy examines the anus, and a colonoscopy examines the colon. So, what does a sigmoidoscopy examine? Hint: the answer is in the name...
When a breast cancer oncologist becomes a breast cancer patient
Jennifer Litton, M.D., knows more than most about breast cancer. As a breast medical oncologist and UT MD Anderson’s chief clinical research...
Why is breast cancer so common?
If you or a loved one has been diagnosed with breast cancer, you’re not alone. Breast cancer is the second most common cancer among women in the U.S. And diagnoses are on the rise, according to the American Cancer Society.
But why is breast cancer so common? And why are we seeing more cases? Here, I’ll explain why so many people are diagnosed with breast cancer....
What to expect during a clinical breast exam
While mammograms are the gold standard breast imaging for breast cancer screening, they are performed along with a clinical breast exam. In...
5-time cancer survivor: Dual diagnoses led me to MD Anderson
The first time I had cancer, I was in my late 20s. What I thought was a persistent zit on my nose turned out to be basal cell carcinoma. I...
What to expect at your first mammogram
You may feel nervous about getting your first screening mammogram. After all, it’s your first one, so you don’t know exactly what to expect...
What are multi-cancer detection (MCD) tests, and should you get one?
Last updated March 31, 2026
Multi-cancer detection tests (MCD), also known as multi-cancer early detection (MCED) tests, offer the...
Stage III cervical cancer survivor: Why I no longer skip my well-woman exams
When I was diagnosed with stage III cervical cancer this past spring, it came as a shock. I hadn’t been feeling well for several months, but...
HPV vaccine: What age is too late?
Nearly 80% of men and women get the human papillomavirus (HPV) at some point in their lives, mainly through intimate skin-to-skin contact....