cutaneous cyst

It occurs at any age, especially in the head, face, arm and back in youth. It is a soft or multiple soft or solid spheres with diameters ranging from 1 to 3cm. Powdery tumor is buried in skin or subcutaneous tissue, adheres to skin, and its base is movable. The skin surface can see the opening small hole, when pushing the cyst, here and the skin adhesion is very tight, and see...