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May is Skin Cancer Awareness Month—a time to focus on the importance of early detection, education, and personalized care. At Castle Biosciences, we are committed to helping individuals with skin cancer make informed decisions about their treatment through innovative diagnostic testing
Your tumor biology matters
Gene expression profile testing is a type of lab test that looks at the activity of certain genes in a tumor. Instead of focusing on how the tumor looks under a microscope, this test analyzes how the genes inside the tumor are working. The results can help predict how the cancer might behave—like whether it’s more likely to come back or spread—so you and your doctor can make more informed, personalized decisions about your care.