pinealoma


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pinealoma

 [pin″e-ah-lo´mah]
a tumor of the pineal body composed of neoplastic nests of large epithelial cells; it may cause hydrocephalus, precocious puberty, and gait disturbances.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pin·e·a·lo·ma

(pin'ē-ă-lō'mă),
A term that has been variably used to designate germ cell tumors, pineocytomas, and pineoblastomas of the pineal gland.
[pineal + G. -oma, tumor]
Farlex Partner Medical Dictionary © Farlex 2012

pinealoma

A neoplasm of the pineal gland, which is designated in increasing order of aggressiveness as pineocytoma, pineal parenchyma tumour and pineoblastoma. Pineoblastomas are composed predominantly of primitive cells.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

pin·e·a·lo·ma

(pin'ē-ă-lō'mă)
A term that has been variably used to designate germ cell tumors, pineocytomas, and pineoblastomas of the pineal gland.
[pineal + G. -oma, tumor]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

pinealoma 

A tumour of the pineal body, a small glandular structure that lies between the two superior colliculi in a depression below the splenium of the corpus callosum. It may result in a loss of the pupil light reflex, vertical gaze palsy (especially in children), hydrocephalus, as well as a disturbance of the secretion of melatonin, which is related to the diurnal dark-light cycles. Syn. pineoblastoma. See convergence-retraction nystagmus.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann
References in periodicals archive ?
Sao raros em criancas e podem ser hepatoblastomas, pinealomas ou tumores retroperitoneais.
Schild et al[5] observed a partial response to chemotherapy in a residual tumor in 4 of 6 cases of pineoblastomas and intermediate pinealomas. The results obtained in a pediatric series reported by Ghim et al[11] suggested that neoadjuvant chemotherapy is effective and has an acceptable level of toxicity.