Oncology

A tumor is an abnormal growth of cells that produce a mass, which depending on its histological study are classified as benign tumors that grow slowly, up to a certain size, do not damage normal cells, do not invade other tissues, and do not produce severe side effects in the Most of the cases are malignant, which grow faster, are invasive, destroy neighboring organs, metastasize through the blood or lymphatics, and can even cause death.

In the ocular part they can be located in the eyelids, in the tear ducts, in the conjunctiva, which is the membrane that surrounds the eye, in the eyeball, in the orbit, in the lacrimal gland and in the optic nerve mainly.