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单词 chloasma
释义

chloasma

enUK

chlo·as·ma

C0312400 (klō-ăz′mə)n. pl. chlo·as·ma·ta (-mə-tə) A patchy brown or dark brown skin discoloration that usually occurs on a woman's face and may result from hormonal changes, as in pregnancy.
[New Latin, from Greek khloasma, greenness, from khloazein, to be green, from khloos, greenish color; see ghel- in Indo-European roots.]

chloasma

(kləʊˈæzmə) n, pl chloasmata (kləʊˈæzmətə) (Pathology) med the appearance on a person's skin, esp of the face, of patches of darker colour: associated with hormonal changes caused by liver disease or the use of oral contraceptives[C19: from New Latin, from Greek khloasma greenness]

chlo•as•ma

(kloʊˈæz mə)

n. a condition in which light brown spots occur on the skin, caused by exposure to sun, dyspepsia, or certain specific diseases. [1875–80; < New Latin < Late Greek: greenness, derivative of Greek chloázein to be green, derivative of chlóos green]
Thesaurus
Noun1.chloasma - a tan discoloration of a woman's face that is associated with pregnancy or with the use of oral contraceptivesmask of pregnancy, melasmasymptom - (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease
Translations
chloasmacloasma

chloasma

enUK

chloasma

[klō′az·mə] (medicine) Patchy tan, brown, and black hyperpigmentation, especially on the brow and cheek; of unknown cause, but may be due to the action of sunshine upon perfume or to endocrinopathy.

chloasma

enUK

chloasma

 [klo-az´mah] hyperpigmentation in circumscribed areas of the skin; called also melasma.chloasma gravida´rum melasma gravidarum.

chlo·as·ma

(klō-az'mă), Avoid the misspelling/mispronunciation chlorasma.Melanoderma or melasma characterized by the occurrence of extensive brown patches of irregular shape and size on the skin of the face and elsewhere; the pigmented facial patches if confluent are also called the mask of pregnancy, and are associated most commonly with pregnancy and use of oral contraceptives.
See also: melasma.
[G. chloazō, to become green]

chloasma

(klō-ăz′mə)n. pl. chloas·mata (-mə-tə) A patchy brown or dark brown skin discoloration that usually occurs on a woman's face and may result from hormonal changes, as in pregnancy.

melasma

An acquired hypermelanosis with “blotchy” coalescent hyperpigmented macules occuring in sun-exposed areas, especially of the face and neck, which is typically seen in pregnancy or with OC use; it is caused by oxidation of tyrosine to melanin and usually regresses with delivery. A similar mask may appear in men without abnormal hormone levels, and in patients treated with phenytoin.

chloasma

Melasma, cloasma hepaticum Dermatology A term for melasma-like facial hyperpigmentation, which may be a skin manifestation of pregnancy or chronic liver disease

chlo·as·ma

(klō-az'mă) Melanoderma or melasma characterized by brown patches of irregular shape and size on the face and elsewhere; if confluent, facial patches are called the mask of pregnancy and are associated most commonly with pregnancy and use of oral contraceptives. [G. chloazō, to become green]

chloasma

(klo-az'ma) [Gr. chloazein, to be green] Tan to brown, sharply defined patches of skin pigment, usually found symmetrically on the forehead, temples, cheeks, or upper lip. The excess pigmentation often occurs in pregnant women, in women using oral contraceptives, or in patients with underlying liver disease. Women are affected more often than men. Sun exposure tends to worsen the condition. Synonym: melasmaCHLOASMA GRAVIDARUMCHLOASMA GRAVIDARUM

chloasma gravidarum

Brownish pigmentation of the face, often occurring in pregnancy. It usually disappears after delivery. It is also seen in some women who take progestational oral contraceptives. Synonym: mask of pregnancy See: illustrationillustration

chloasma hepaticum

Liver spot.

idiopathic chloasma

Chloasma caused by external agents such as sun, heat, mechanical means, and x-rays.

chloasma traumaticum

Skin discoloration following trauma.

chloasma

A mask-like area of dark coloration (pigmentation) of the skin around the eyes, nose, cheeks and forehead, which often affects women during pregnancy or when taking oral contraceptives. Chloasma is made worse by exposure to sunlight. The pigmentation usually fades in time.

Chloasma

A skin discoloration common during pregnancy, also known as the "mask of pregnancy" or melasma, in which blotches of pale brown skin appear on the face. It is usually caused by hormonal changes. The blotches may appear in the forehead, cheeks, and nose, and may merge into one dark mask. It usually fades gradually after pregnancy, but it may become permanent or recur with subsequent pregnancies. Some women may also find that the line running from the top to the bottom of their abdomen darkens. This is called the linea nigra.Mentioned in: Pregnancy

chloasma

enUK
  • noun

Synonyms for chloasma

noun a tan discoloration of a woman's face that is associated with pregnancy or with the use of oral contraceptives

Synonyms

  • mask of pregnancy
  • melasma

Related Words

  • symptom
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