melanocytoma

melanocytoma
1. A pigmented tumor of the uveal stroma. 2. Usually benign melanoma of the optic disk, appearing in markedly pigmented individuals as a small deeply pigmented tumor at the edge of the disk, sometimes extending into the retina and choroid; malignant metaplasia is rare. [megalo- + cyto- + G. -oma; tumor]

* * *

me·la·no·cy·to·ma -sī-'tō-mə n, pl -mas also -ma·ta -mət-ə a benign tumor composed of melanocytes

* * *

mel·a·no·cy·to·ma (mel″ə-no″si-toґmə) [melanocyte + -oma] a neoplasm or hamartoma composed of melanocytes.

Medical dictionary. 2011.

Игры ⚽ Нужно сделать НИР?

Look at other dictionaries:

  • melanocytoma of optic disk — a nonmalignant pigmented tumor of the optic disk, usually asymptomatic but sometimes causing blurred vision …   Medical dictionary

  • compound melanocytoma — Spitz nevus …   Medical dictionary

  • dermal melanocytoma — 1. blue nevus. 2. cellular blue nevus …   Medical dictionary

  • меланоцитома — (melanocytoma; меланоцит + ома) см. Меланома …   Большой медицинский словарь

  • Меланоцито́ма — (melanocytoma; Меланоцит + ома) см. Меланома …   Медицинская энциклопедия

  • Melanozytom — Klassifikation nach ICD 10 D31.4 Gutartige Neubildung: Ziliarkörper D32 Gutartige Neubildung der Meningen …   Deutsch Wikipedia

  • Optic nerve tumor — An optic nerve melanocytoma is a tumor made up of melanocytes and melanin. These tumors are typically a benign; they can grow, but rarely transform into a malignancy. Even so, local growth can affect adjacent tissues. Symptoms Optic nerve… …   Wikipedia

  • Melanocytic tumors of uncertain malignant potential — (MELTUMP) are melanocytic lesions in the dermis that cannot be classified by morphology as either benign naevi (moles) or malignant melanomas because the mass shows features of both. Several lesion types may be classified as MELTUMPs: these… …   Wikipedia

  • List of cutaneous conditions — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: Cutaneous conditions, Category:Cutaneous conditions, and ICD 10… …   Wikipedia

  • Blue nevus — Classification and external resources Micrograph of a blue nevus showing the characteristic pigmented melanocytes between bundles of collagen. H E stain …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”