Giant cell tumor, a very common benign tumor, especially in fingers.
Intra-op photo of a glomus tumor, a more unusual benign tumor which causes excruciating pain, is usually diagnosed quickly by an experience hand surgeon, and is often unknown to primary physicians.
Intra-op photo of resection of a lipoma, a very common benign tumor of fatty tissue.
Photo shows a mucous cyst, a fluid filled benign lesion attached to the adjacent joint which is caused by arthritis. These can cause bone infections when they erode through the skin and rupture, so removal is recommended when they appear to be putting pressure on the skin.
Example of an inclusion or tricholemmal cyst, another common benign hand tumor, which is almost always associated with an old nick or cut in the skin.