1. Inflammation of the lining or fibrous connective tissue under the skin that covers a surface of underlying tissues: Such fasciitisFasciitis is often caused by straining or injuring the area surrounding a muscle and it is most common on the soles of the feet.

2. An abnormal benign growth that resembles a tumor that develops in the subcutaneous oral tissues, usually in the cheeks: The fasciitis commonly grows rapidly and then it regresses consisting of young fibroblasts (flat cells in the connective tissue) and many capillaries (microscopic blood vessels).