pityriasis

American  

[pit-uh-rahy-uh-sis] / ˌpɪt əˈraɪ ə sɪs /

noun

1. Pathology. any of various skin diseases marked by the shedding of branlike scales of epidermis.

2. Veterinary Pathology. a skin disease in various domestic animals marked by dry scales.

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pityriasis British  

/ ˌpɪtəˈraɪəsɪs /

noun

1. any of a group of skin diseases characterized by the shedding of dry flakes of skin

2. a similar skin disease of certain domestic animals

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Etymology

Origin of pityriasis

1685–95; < New Latin < Greek pitȳríāsis branlike eruption, equivalent to pítȳr ( on ) bran, scale + -iāsis -iasis

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Example Sentences

See Examples For:

pityriasis

In 1924, a skin specialist at the University of Minnesota diagnosed her with pityriasis rubra pilaris, a chronic skin disease that had no significant treatment options or a cure at the time.

From Washington Times ● Dec. 2, 2017

How is pityriasis rosea distinguished from ringworm, psoriasis and the squamous syphiloderm?

From Essentials of Diseases of the Skin Including the Syphilodermata Arranged in the Form of Questions and Answers Prepared Especially for Students of Medicine by Henry Weightman Stelwagon

It cures pityriasis, and renders the hair very soft, without drying it too much as is usually the case with soap.

From The Medicinal Plants of the Philippines by Jerome Beers Thomas

Pharmacology and Therapeutics.—Carbolic acid is an efficient parasiticide, and is largely used in destroying the fungus of ringworm and of the skin disease known as pityriasis versicolor.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" by Various

This is seen in its highest degree in itching diseases like prurigo and pityriasis.

From Anomalies and Curiosities of Medicine by Walter L. (Walter Lytle) Pyle

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