gmail.com This man in his early 70s presented with a six month history of a pigmented lesion on the gum. He reported no associated pain, bleeding, or constitutional symptoms. On examination, there was ...

Piebaldism refers to the absence of melanocytes in specific skin and hair areas. ©Vadim Petrakov/Shutterstock.com Animals called “piebald” have a pigmented background of hair, scales, or feathers with ...

Researchers are investigating how to increase melanin in the human body, but there are currently few known methods that allow us to naturally increase production of this pigment. Melanin is produced ...

This striking, vibrant color became the world’s first synthetic pigment, now known as Egyptian Blue. The Egyptians utilized this pigment extensively, applying it to a variety of materials such as ...

Among the brilliant colors, researchers were most excited to find a rare chunk of Egyptian blue pigment. The Colosseum Archaeological Park announced the discovery in a January 20 Facebook post.

Vitiligo on the penis occurs when patches of skin change color, just as they can on other parts of the body. These melanin (skin pigment) changes occur in about 1% of the United States population, ...

But how do you decide whether to use dye, stain or pigment? First of all, you’ll need to understand the differences between the three. While the terms are often used interchangeably, dyes ...