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pseudotumor pseu·do·tu·mor (sōō'dō-tōō'mər, -tyōō'-)
A nonneoplastic enlargement that resembles a true neoplasm.
A circumscribed fibrous exudate of inflammatory origin. Also called pseudoneoplasm.
A condition characterized by cerebral edema with narrowed small ventricles but with increased intracranial pressure and frequently with papilledema, commonly associated with obesity in females between the ages of 13 and 40.