👉 Innocystoma is a type of cancer that occurs in the skin, usually on the face or neck. It is characterized by the growth of small, round cells called "inocysts" within the skin, which can be painful and cause redness, swelling, and itching. The exact cause of this condition is not fully understood, but it may be related to an immune system problem that makes cells more sensitive to infections. There are several different types of inocystoma, including寻常型