dandruff

dan·druff

D0022100 (dăn′drəf)n. A scaly scurf formed on and shed from the scalp, sometimes caused by seborrhea.

[dand-, of unknown origin + dialectal hurf, scurf (from Old Norse hrufa, crust, scab).]

dan′druff·y adj.

dandruff

(ˈdændrəf) n (Pathology) loose scales of dry dead skin shed from the scalp. Also called (now rarely): dandriff [C16: dand-, of unknown origin + -ruff, probably from Middle English roufe scab, from Old Norse hrūfa] ˈdandruffy adj

dan•druff

(ˈdæn drəf)

n. a seborrheic scurf that forms on the scalp and comes off in small scales. [1535–45; orig. uncertain]

Thesaurus

Noun	1.	dandruff - a condition in which white scales of dead skin are shed by the scalppityriasis - any of several skin disorders characterized by shedding dry flakes of skin
	2.	dandruff - loose scales shed from the scalp; "I could see the dandruff on her shoulders"exfoliation, scurf, scale - a thin flake of dead epidermis shed from the surface of the skin

Translations

头屑头皮屑

dandruff

(ˈdӕndraf) noun dead skin under the hair which falls off in small pieces. 头屑

dandruff

→ 头皮屑zhCN

dandruff

galloping dandruff

slang Lice. Ugh, I'm so itchy—I really hope it's not galloping dandruff.See also: dandruff, galloping

walking dandruff

and galloping dandruff n. lice. (see also pants rabbits.) The bum called his lice “walking dandruff.” I don’t know anybody with galloping dandruff—I hope. See also: dandruff, walking

galloping dandruff

verbSee walking dandruffSee also: dandruff, galloping

dandruff

dandruff,

excessive flaking of skin from the scalp, apparent as dry or greasy diffuse scaling with variable itching. It is the sign of a skin disease, such as seborrhea or a fungal infection. Treatment requires the use of shampoos containing pyrithione zinc, selenium sulfide, sulfur and salicylic acid, or tar shampoo used daily until the dandruff is under control.

Dandruff

grayish white scaly material that is desquamated from the epidermis of the scalp. The formation of dandruff may be a normal occurrence or a symptom of such skin diseases as seborrhea.

dandruff

[′dan·drəf] (medicine) Scales of dry sebum formed on the scalp in seborrhea.

dandruff

loose scales of dry dead skin shed from the scalp

dandruff

[dan´druf] 1. a scaly material shed from the scalp; applied to that normally shed from the scalp epidermis as well as to the excessive scaly material associated with disease. The condition may spread unless checked and in rare cases may extend to the eyebrows, ears, nose, and neck, causing a reddening of the skin in those areas.2. seborrheic dermatitis of the scalp.

dan·druff

(dan'drŭf), The presence, in varying amounts, of white or gray scales in the hair of the scalp, due to excessive or normal branny exfoliation of the epidermis.
See also: seborrheic dermatitis. Synonym(s): pityriasis capitis, scurf, seborrhea sicca (2)

dandruff

(dăn′drəf)n. A scaly scurf formed on and shed from the scalp, sometimes caused by seborrhea.

dan′druff·y adj.

seborrheic dermatitis exam

An idiopathic spongiotic dermatitis characterised by greasy or dry white scales, variably accompanied by erythema.

Sites
Scalp, face, nose, eyebrows, behind ears, external ear, skin over sternum and over skin folds.

Risk factors
Familial, stress, fatigue, temperature extremes, oily skin, infrequent shampoos or skin cleaning, acne, obesity, excess use of lotions with alcohol, AIDS, neurologic conditions (e.g., Parkinson's disease), head injury, stroke.

dan·druff

(dan'drŭf) The presence, in varying amounts, of white or gray scales in the hair of the scalp, due to exfoliation of the epidermis.
See also: seborrheic dermatitis
Synonym(s): scurf, seborrhea sicca (2) .

dandruff

A popular term for pityriasis capitis. The condition features scaliness of the scalp from flakes of dead skin. Some loss of surface skin cells is normal, but excessive scaliness may be due to infection with the fungus Malassezia furfur that causes PITYRIASIS VERSICOLOR. Dandruff responds well to medicated shampoos, especially those containing selenium and lithium. Also known as pityriasis furfuracea.

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walking dandruff

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seborrheic dermatitis exam

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Words related to dandruff

noun a condition in which white scales of dead skin are shed by the scalp

Related Words

noun loose scales shed from the scalp

Related Words