Skin Cancer Awareness: 4 Warning Signs You Should Never Overlook

Skin cancer is a highly common condition, but catching it early can make a life-saving difference. When you’re aware of what to look for, you can protect your health and enjoy peace of mind. Regular self-exams are a simple yet powerful way to stay proactive about your skin.

At Allure Dermatology, Theresa Durchhalter, FAAD, and our team provide comprehensive skin cancer screenings and treatments for patients in Hicksville, NY, and Franklin Square, NY. We treat every patient like family, ensuring you receive the personalized attention you deserve.

According to the American Cancer Society (2024), skin cancer is the most common cancer nationwide, with more than five million cases diagnosed every year. Fortunately, the American Academy of Dermatology (2026) notes that the five-year survival rate is 99% when melanoma is detected and treated before it spreads to the lymph nodes. This statistic highlights why early detection is so critical.

What are the warning signs of skin cancer?

The four key warning signs of skin cancer you should watch for include asymmetrical shapes, irregular borders, multiple colors, and a diameter larger than a pencil eraser. Here is how you can spot these changes during a self-exam.

1. Asymmetry: If you draw a line through the middle of a mole, the two halves will not match. Normal moles are usually round and symmetrical, while suspicious spots often look uneven.
2. Irregular borders: The edges of a suspicious mole may look scalloped, notched, or poorly defined. Safe moles typically have smooth, even borders that are easy to trace.
3. Multiple colors: A single spot that features different shades of brown, black, pink, red, or blue is a warning sign. Healthy moles are generally one solid color throughout.
4. Large diameter: Moles that are larger than six millimeters, or about the size of a pencil eraser, require professional evaluation. However, some cancers can be smaller when they first develop.

Protecting your skin and taking action

Conducting regular self-exams at home is an excellent way to track any changes in your skin. If you notice any of these warning signs, or if a spot is evolving in size, shape, or color, it is time to seek a professional evaluation. It’s always better to be safe and have a dermatologist examine any spot that concerns you. 

Our team is here to help you keep your skin healthy and safe. To schedule a professional screening or discuss any concerning spots, contact our office today to book an appointment at our Hicksville or Franklin Square locations.