D10: Benign neoplasm of mouth and pharynx

D10.4: Benign neoplasm: Tonsil

When there is abnormal growth of tissue, then this is also referred to as a tumor. The tissue in the body is made up of cells. A tumor disorder involves the cells multiplying more than normal. This results in abnormal or excess tissue forming. A tumor can be benign or malignant. The tumor you have is benign. Benign tumors do not destroy the healthy tissue and do not spread throughout the body.

The tonsils are on the left and right between the palatal arches. The tonsils are part of the immune system.