Nonodontogenic malignant tumors of the jaw bone

The malignant neoplasms affecting the maxilla and the mandible are categorized into primary tumors (originate within the mandible), secondary tumors, and metastatic lesions, (which involve the mandible secondarily) The most common malignant neoplasm represents the oral squamous cell carcinoma notably carcinoma of the floor of the mouth and gingiva that involved the mandible secondarily. Metastatic disease, such as those commonly arises from the breast and lung, are not uncommon malignant lesion of the mandible and regarded as the first manifestation of a malignant tumors outside the head and neck. The diagnosis of these neoplasms is important since these tumors have serious prognostic implications.