You can get them by touching an infected person, from damp surfaces such as shower floors, or even from a pet. It manifests clinically as asymptomatic hypopigmented macules, hyperpigmented macules, or. It is caused by a type of yeast fungus that is found on most peoples skin. It often presents as hypopigmented or pink plaques with fine scale on. Tinea versicolor is a fungal infection of the skin. Pathogenesis of dermatophytosis and tinea versicolor. Its also called pityriasis versicolor and is caused by a type of yeast that naturally lives on your skin.
A thorough clinical history was taken in all the patients to include demo graphic. Pityriasis versicolor, also known as tinea versicolor is a superficial chronically recurring fungal infection of the stratum corneum, characterized by scaly, dyspigmented irregular macules most often occurring on the trunk and extremities. Ketoconazole foam 2% for the treatment of versicolor. Some people who live in a tropical climate may need to use a medicated cleanser year round to prevent the yeast from overgrowing.
Tinea versicolor, also referred to as pityriasis versicolor, is a skin infection that causes small patches to form on your skin. Tinea versicolor is a condition characterized by lighter or darker patches of skin. Tinea versicolor is usually not harmful or contagious. In most cases it can be treated effectively with medicinal shampoo, or lotions or creams.
The disease generally presents with hypopigmentation or hyperpigmentation lesions in the neck, trunk, and arms, and may occasionally cause mild itching. It is caused by a type of fungus that is found on almost everyones skin. Tinea versicolor national library of medicine pubmed. Under certain conditions, both exogenous and endogenous, the fungus can convert from a yeast to a pathogenic mycelial form. Doctor easily identify tinea versicolor by examining skin scrapings under the microscope.
Exclusion criteria 1 patients with deep skin infections were excluded. Pityriasis versicolor pv, also known as tinea versicolor, is caused by malassezia species. However, in the united states, a change in the epidemiology of tinea capitis has rendered this technique nearly obsolete for diagnosing this disorder. These infections are usually not serious, but they can be uncomfortable. There seems to be a genetic predisposition to develop tinea versicolor, the nature of which is poorly understood. The new england journal of medicine n engl j med 374. Tinea versicolor, also called pityriasis versicolor, is a common fungal skin infection caused by yeast on the skin. Tinea or pityriasis versicolor is a common fungal skin infection that could cause areas of a persons skin to turn a variety of colors malassezia yeasts are the type of fungi that cause tinea versicolor, and they normally live on the skin. Tinea capitis in north america is caused predominately by trichophyton sp and is an endothrix infection. Antifungal treatment for pityriasis versicolor article pdf available in journal of fungi open access mycology journal 11. Tinea pityriasis versicolor statpearls ncbi bookshelf. Tinea versicolor definition nci a yeast infection usually manifested as a superficial skin infection. Tinea versicolor is a longterm chronic fungal infection of the outer layer of the skin. Definisi pityriasis versicolor adalah infeksi jamur superfisial pada kulit yang disebabkan oleh malassezia furfur atau pityrosporum orbiculare dan ditandai dengan adanya makula di kulit, skuama halus dan disertai rasa gatal.
Patches are most often found on the chest or back and prevent the skin from tanning evenly. People who live in an area that becomes warm and moist each spring may see tinea versicolor return. This fungus is part of the normal skin flora but can cause disease when it converts to its pathogenic hyphal form. Read tinea versicolor, international journal of dermatology on deepdyve, the largest online rental service for scholarly research with thousands. Tinea versicolor is a condition characterized by a skin eruption on the trunk and proximal extremities.
A clinical and epidemiological study of pityriasis versicolor. Describe that treatment of hair, nails, and beard compared with that for other body sites. Tinea versicolor, also known as pityriasis versicolor, is a common noncancerous benign skin condition caused by surface superficial infection with a yeast that commonly lives on the skin. It is characterized by lighter or darker patches on the skin. It is caused by a type of fungus called malassezia. The fungal infection is localized to the stratum corneum. So as the name suggests, tinea versicolor is a skin condition caused by a type of fungus which can temporarily cause the skin to change in color. Sebaceous glands release a fatty, oily substance called sebum through hair follicles in skin that provides nutrients necessary for the yeasts to. In patients with a predisposition, tinea versicolor may chronically recur. The interesting thing about the fungus which causes tinea versicolor is that its naturally. International journal of health medicine and current research 593 introduction pityriasis versicolor tinea versicolor is common infection of the stratum corneum.
Pityriasis versicolor formerly tinea versicolor caused by. Recognize the wide variation in presentations of tinea capitis and corporis. It is caused by malassezia, a lipophilic dimorphic fungus. The yeast normally lives in the pores of the skin and thrives in. The spots may join together to cover a larger area of the skin. There will be 4 scheduled visits baseline, week 1, week 2, and week 4. Pityriasis versicolor, also known as tinea versicolor, is a frequent, benign, superficial fungal infection of the skin.
Its caused by a fungus on your skin that grows out of control. These yeasts are normally found on the human skin and become troublesome only under certain circumstances, such as a warm. Tinea is the name of a group of diseases caused by a fungus. Tinea versicolor, international journal of dermatology. Ten adult patients age 19 and older with a clinical diagnosis of tinea versicolor, as well as a positive koh using calcofluor, will be enrolled at the university of alabama at birmingham. It produces reddishbrown or lightcolored oval spots, covered with a very fine scale. Types of tinea include ringworm, athletes foot and jock itch. What is pityriasis versicolor pityriasis versicolor is a common yeast infection of the skin, in which flaky discoloured patches appear on the chest and back the term pityriasis is used to describe skin conditions in which the scale appears similar to bran. At first, the macules are 3 to 5 mm in diameter and are. Tinea versicolor generally responds to a variety of topical preparations selenium sulfide 2. The most frequently affected sites are the trunk, neck, and proximal extremities. The majority of tinea versicolor is caused by the fungus malassezia globosa, although malassezia furfur is responsible for a small number of cases. The rash is most often found on the chest, back, and upper arms.
These either possess antifungal activity or are keratolytic chemicals that enhance desquamation and make the horny layer unfavorable for fungus growth. A journal for tracking your progress through an elimination diet, including aip, gaps, scd, low fodmaps and more psoriasis total disease elimination plan. Topical antifungal medications are the firstline treatment for pv, including. Tinea versicolor united states pdf ppt case reports. Tinea versicolor is a common skin condition due to overgrowth of a skin surface yeast. Tinea versicolor in children childrens hospital of. Tinea versicolor is a nonlife threatening skin disease but cosmetically disfiguring skin disease that. This overgrowth results in uneven skin color and scaling that can be unsightly and sometimes itch. In severe tinea versicolor, the spots can coalesce to form patches.
The fungus that causes tinea versicolor is normally present on human skin and usually poses no problems. Tinea capitis is almost exclusively a disease of childhood, and current evidence suggests that it occurs more often in children of african or caribbean extraction. Tretinoin in tinea versicolor jama dermatology jama. It is generally not harmful and it isnt contagious. Pityriasis versicolor is a common superficial fungal infection of the skin. Many factors, including warm and humid climates, can increase the risk of developing tinea versicolor. The multiple colours of pityriasis versicolor give rise to the second part of the name, versicolor. Tinea versicolor, also referred to as pityriasis versicolor, is a skin condition characterized by patches of lighter or darker skin. For full access to this pdf, sign in to an existing account, or purchase an annual subscription.
Tinea versicolor is a chronic superficial fungal infection of the skin generally affecting the trunk or the proximal parts of the extremities and caused by various species of malassezia, primarily m. Sebaceous glands release a fatty, oily substance called sebum through hair follicles in skin that provides nutrients necessary for the yeasts to survive. Assistant professor of pediatrics, wayne state university, childrens hospital of michigan, detroit, mich after completing this article, readers should be able to. Dermatophyte infection of the scalp is known as tinea capitis fig 1. Pv is difficult to cure and the chances for relapse or recurrent infections are high due to the presence of malassezia in the normal skin flora. Tinea versicolor pityriasis versicolor is a superficial fungal skin infection, caused by malassezia spp. Tinea versicolor is a common fungal skin infection affecting primarily healthy people caused by a fungus found on normal human skin. Tinea corporis and tinea capitis american academy of. Tinea versicolor is a common, benign, superficial cutaneous fungal infection usually characterized by hypopigmented or hyperpigmented macules and patches on the chest and the back. When the air outdoors is warm and humid, the yeast can quickly grow out of control. The search criteria were pityriasis versicolor or tinea versicolor and treatment, with full text available and english language required. In the right conditions, such as warm, oily, and moist skin, the yeast malassezia can overgrow and cause a rash consisting of tan, pink, brown, or.
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