Nodes

Neoplasms produced from tooth-forming tissues.

A mixed tumor of odontogenic origin, in which both the epithelial and mesenchymal cells exhibit complete differentiation, resulting in the formation …

A relatively slow-growing glioma that is derived from oligodendrocytes and tends to occur in the cerebral hemispheres, thalamus, or lateral ventricle…

The dependence of tumor cells on a single oncogenic pathway or protein for their continued proliferation and survival.

A neurological condition that is characterized by uncontrolled rapid irregular movements of the eye (OPSOCLONUS) and the muscle (MYOCLONUS) causing u…

Glial cell derived tumors arising from the optic nerve, usually presenting in childhood.

Benign and malignant neoplasms that arise from the optic nerve or its sheath. OPTIC NERVE GLIOMA is the most common histologic type. Optic nerve neop…

Neoplasms of the bony orbit and contents except the eyeball.

Tumors or cancer of the OROPHARYNX.

A benign, painful, tumor of bone characterized by the formation of osteoid tissue, primitive bone and calcified tissue. It occurs frequently in the s…

A cartilage-capped benign tumor that often appears as a stalk on the surface of bone. It is probably a developmental malformation rather than a true …

A condition marked by the presence of multiple osteochondromas. (Dorland, 27th ed)

A benign tumor composed of bone tissue or a hard tumor of bonelike structure developing on a bone (homoplastic osteoma) or on other structures (heter…

A benign osteoblastic tumor with central vascularized nidus surrounded by normal reactive bone. It occurs especially in second decade of life most co…

A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and…

A form of osteogenic sarcoma of relatively low malignancy, probably arising from the periosteum and initially involving cortical bone and adjacent co…

A general concept for tumors or cancer of any part of the EAR; the NOSE; the THROAT; and the PHARYNX. It is used when there is no specific heading.

General term for CYSTS and cystic diseases of the OVARY.

Tumors or cancer of the OVARY. These neoplasms can be benign or malignant. They are classified according to the tissue of origin, such as the surface…

A rare cutaneous neoplasm that occurs in the elderly. It develops more frequently in women and predominantly involves apocrine gland-bearing areas, e…

An intraductal in situ carcinoma of the breast, characterized clinically by eczema-like inflammatory skin changes and histologically by infiltration …

A distinct variant of mycosis fungoides characterized by the presence of localized patches or plaques with an intraepidermal proliferation of neoplas…

Tumors or cancer of the PALATE, including those of the hard palate, soft palate and UVULA.

A pleiotropic disorder of human development that comprises hypothalamic HAMARTOMA; central and postaxial POLYDACTYLY; bifid EPIGLOTTIS; ANAL ATRESIA;…

A condition caused by an apical lung tumor (Pancoast tumor) with involvement of the nearby vertebral column and the BRACHIAL PLEXUS. Symptoms include…

A true cyst of the PANCREAS, distinguished from the much more common PANCREATIC PSEUDOCYST by possessing a lining of mucous EPITHELIUM. Pancreatic cy…

EPITHELIAL NEOPLASMS with pancreatic ductal differentiation that arise from the EXOCRINE PANCREAS and grow mostly within the PANCREATIC DUCTS. They a…

Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCRE…

Cyst-like space not lined by EPITHELIUM and contained within the PANCREAS. Pancreatic pseudocysts account for most of the cystic collections in the p…

A circumscribed benign epithelial tumor projecting from the surrounding surface; more precisely, a benign epithelial neoplasm consisting of villous o…