RXi Pharmaceuticals in Marlborough has completed enrollment in a second phase of a clinical trial of an ointment meant to treat cutaneous warts by activating the body’s immune system to fight the wart ...

What Is a Cutaneous Horn? A cutaneous horn is a funnel-shaped growth that grows from a red base on the skin and is made of compacted keratin, the same protein in nails. It's shaped like an animal horn ...

In Dr. Pimple Popper's new Instagram video, she helps a patient with a cutaneous horn or a wart jutting straight out of his arm. The growth is stiff and looks a bit like a tree stump sticking out. Dr.