White piedra

Description

A disease of the hair shaft, caused by an infection with the fungi Trichosporon beigelii. This disease is characterised by irregular, soft, white, or light brown nodules which adhere to the hair follicle. Transmission is by direct contact with contaminated soil or water, or by airborne transmission. Confirmation is by identification of Trichosporon beigelii in a hair follicle sample.

Index terms

White piedra
Trichosporosis nodosa

Inclusions

Trichosporosis nodosa

Exclusions from above levels

1F23 – Candidosis
1F28 – Dermatophytosis
2B01 – Mycosis fungoides

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CA70 – Hypersensitivity pneumonitis due to organic dust
NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Sibling codes

1F2D.0 – Pityriasis versicolor
1F2D.1 – Malassezia folliculitis
1F2D.3 – Black piedra
1F2D.4 – Tinea nigra
1F2D.5 – Onychomycosis due to non-dermatophyte mould
1F2D.Y – Other specified non-dermatophyte superficial dermatomycoses
1F2D.Z – Non-dermatophyte superficial dermatomycoses, unspecified

Foundation entity

White piedra – http://id.who.int/icd/entity/303653536

Part of: 1F2D: Non-dermatophyte superficial dermatomycoses › 01: Certain infectious or parasitic diseases