heterochromia

A difference in coloration in two structures which are normally alike in color. [hetero- + G. chroma, color]
- atrophic h. h. iridis after trauma or inflammation, or in old age.
- binocular h. an increase or decrease in pigmentation of one eye, with or without extraocular pigmentary defects.
- h. iridis, h. of iris a difference in coloration of the irides. See binocular h..
- monocular h. SYN: iris bicolor.
- simple h. h. iridis appearing as a developmental defect, without any innervation defect.
- sympathetic h. h. iridis occurring after lesions of the cervical sympathetic nerves.

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het·ero·chro·mia -'krō-mē-ə n a difference in coloration in two anatomical structures or two parts of the same structure which are normally alike in color <\heterochromia of the iris>

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n.
colour difference in the iris of the eye, which is usually congenital but is occasionally secondary to inflammation of the iris (as in Fuchs' heterochromic cyclitis). In heterochromia iridis one iris differs in colour from the other; in heterochromia iridum one part of the iris differs in colour from the rest.
heterochromic adj.

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het·ero·chro·mia (het″ər-o-kroґme-ə) [hetero- + chrom- + -ia] diversity of color in a part or parts that should normally be of one color. heterochromic adj

Medical dictionary. 2011.

Look at other dictionaries:

  • Heterochromia — DiseaseDisorder infobox Name = Heterochromia ICD10 = H21.24 ICD9 = ICD9|364.53In anatomy, heterochromia refers to a difference in coloration, usually of the iris but also of hair or skin. Heterochromia is a result of the relative excess or lack… …   Wikipedia

  • Heterochromia — Hétérochromie Hétérochromie sur le même iris (heterochromia iridum) …   Wikipédia en Français

  • heterochromia — n. colour difference in the iris of the eye, which is usually congenital but is occasionally secondary to inflammation of the iris (as in Fuchs heterochromic cyclitis). In heterochromia iridis one iris differs in colour from the other; in… …   The new mediacal dictionary

  • Heterochromia — heterochromija statusas T sritis embriologija atitikmenys: lot. Heterochromia ryšiai: platesnis terminas – pigmento trūkumas …   Medicininės histologijos ir embriologijos vardynas

  • heterochromia — ˌ ̷ ̷ ̷ ̷ ̷ ̷ˈkrōmēə noun ( s) Etymology: New Latin, from heter + chromia : a difference in coloration in two anatomical structures or two parts of the same structure which are normally alike in color heterochromia of the iris …   Useful english dictionary

  • heterochromia — noun An anatomical condition in which multiple pigmentations or colorings occur in the eyes, skin or hair. Ant: homochromia See Also: heterochromatic …   Wiktionary

  • heterochromia — het·ero·chro·mia …   English syllables

  • Heterochromia iridum — Not to be confused with Heterochromatin or dichromatic (disambiguation). Heterochromia Classification and external resources A domesticated cat with complete heterochromia ICD …   Wikipedia

  • Heterochromia iridium — Als Iris Heterochromie (Heterochromia iridis), auch Odd Eye(d), bezeichnet man die Verschiedenheit beider Regenbogenhäute der Augen durch Störung der Pigmentenfärbung. Die betroffene Person hat folglich zwei verschiedene Augenfarben. Sie kommt… …   Deutsch Wikipedia

  • Heterochromia iridis — A difference of color between the iris of one eye and the other. (A person with one brown and one blue eye has heterochromia iridis.) Also, a difference in color within an iris (sectoral heterochromia iridis). * * * heterochromia ir·i·dis ir i… …   Medical dictionary

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