Dermatoscopy, a tool dermatologists use to examine skin lesions, can reveal patterns invisible to the naked eye, enhancing diagnostic accuracy for skin cancer. Interestingly, the same principles apply to hair and scalp disorders, where it's called trichoscopy. This tool can unveil subtle clues about hair health and scalp conditions, helping to avoid unnecessary biopsies. It's fascinating how such magnification transforms our understanding of skin and hair! What are your surprising experiences or insights with medical advice? Share your stories!