pinealoma

A term that has been variably used to designate germ cell tumors, pineocytomas, and pineoblastomas of the pineal gland. [pineal + G. -oma, tumor]
- ectopic p. an obsolete term for an undifferentiated neoplasm resembling a p., usually found near the pituitary gland; believed by some to be an undifferentiated teratoma.
- extrapineal p. obsolete term for ectopic p..

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pin·e·a·lo·ma .pin-ē-ə-'lō-mə n, pl -mas also -ma·ta -mət-ə a tumor (as a germinoma) of the pineal gland or pineal region

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pin·e·a·lo·ma (pin″e-ə-loґmə) an uncommon tumor of the pineal body composed of neoplastic nests of large epithelial cells; symptoms include hydrocephalus, conjugate paralysis of upward gaze, disturbances of gait, and precocious puberty, the last possibly due to the suppression of pineal secretion of melatonin. Called also pinealocytoma and pineocytoma.

Medical dictionary. 2011.

Look at other dictionaries:

  • pinealoma — m. oncol. Tumor que se forma a partir de las células de la glándula pineal. Son tumores poco frecuentes que ocasionan vómitos, cefaleas, trastornos visuales, paresias, etcétera. Suelen afectar especialmente a niños varones y el pronóstico es… …   Diccionario médico

  • Pinealoma — Infobox Disease Name = PAGENAME Caption = Pineocytoma DiseasesDB = 10044 ICD10 = ICD10|D|44|5|d|37 ICD9 = ICD9|237.1, ICD9|194.4 ICDO = M9360/1 OMIM = MedlinePlus = eMedicineSubj = med eMedicineTopic = 2911 MeshID = D010871Pinealoma is a tumor of …   Wikipedia

  • pinealoma — noun A tumour of the pineal gland …   Wiktionary

  • pinealoma — pi|ne|a|lo|ma Mot Pla Nom masculí …   Diccionari Català-Català

  • pinealoma — n. rare variety of tumor affecting the pineal gland and comprised of neoplastic growths of large epithelial cells (Medicine) …   English contemporary dictionary

  • pinealoma — pin·e·a·lo·ma …   English syllables

  • pinealoma — noun tumor of the pineal gland • Hypernyms: ↑tumor, ↑tumour, ↑neoplasm …   Useful english dictionary

  • ectopic pinealoma — pinealoma arising from pineal rests in the midline area, resulting in diabetes insipidus, compression of the optic chiasm, and hypopituitarism …   Medical dictionary

  • пинеалома — (pinealoma; анат. corpus pineale шишковидное тело + ома; син.: аденома шишковидного тела, пинеоцитома) опухоль, исходящая из паренхиматозных клеток шишковидного тела (пинеалоцитов) …   Большой медицинский словарь

  • Пинеало́ма — (pinealoma; анат. corpus pineale шишковидное тело + ома; син.: аденома шишковидного тела, пинеоцитома) опухоль, исходящая из паренхиматозных клеток шишковидного тела (пинеалоцитов) …   Медицинская энциклопедия

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