These yeasts, called malassezia, are not related to yeast in food or to those that cause thrush. Pityriasis versicolor also known as tinea versicolor is a common fungal infection of the skin, localized to the outermost layer of the epidermis, known as the stratum corneum, which consists of 15 to 20 layers of flattened dead cells corneocytes. Tinea versicolor pityriasis versicolor pubmed health. Scaly, hypopigmented macules of pityriasis versicolor on the chest of a child.
These yeasts are normally found on the human skin and become troublesome only under certain circumstances, such as a warm. It is more common in warm humid environments and may be seasonal. A clinical and epidemiological study of pityriasis versicolor srirath m kambil associate professor, department of dermatology, kannur medical college, anjarakandy, kannur, kerala, india to the mycelial phase pseudofilamentous parasitic form. Selsun blue is often effective in treating tineapityriasis versicolor, a lowgrade skin fungus. For claims with a date of service on or after october 1, 2015, use an equivalent icd10cm code or codes. Dry between your toes, between folds, and other areas where skin touches skin. Overall, trials investigating the efficacy of therapeutic and prophylactic treatments for pityriasis versicolor are poorly reported and may be of low quality. Tinea versicolor dermatologic disorders msd manual. This usual skin problem commonly influences teens and young adults, and is triggered by a fungus called pityrosporum orbiculare. Pityriasis versicolor merupakan penyakit infeksi kulit yang disebabkan oleh. Data sources the cochrane skin group specialized register to june 2008.
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. They tend to develop gradually and may join up to form. Treatment is with topical or sometimes oral antifungals. Tinea versicolor caused by malassezia furfur pityrosporum orbiculare continues to be a therapeutic challenge. The medium were observed every day and determination of positive frequency, the number of colonies and the presence of contaminants in the medium sabouraud dextrose agar were added butter oil, modified dixon medium and medium imumf on fifth, seventh and fourteenth day. It is characterized by macules and patches that have a fine powdery scale. The rash often has an insidious onset and it may take months, or a sunny holiday, before it becomes noticed by the patient. Pityriasis versicolor is a common infection of the skin caused by the yeast pityrosporum ovale.
Research laboratories merck, the merck manual quinta edizione, milano, springerverlag, 2008, isbn 97888 47007079. Report tinea versicolor is caused by a fungus that is normally present on the skin surface and is therefore not considered contagious. Tinea versicolor is a condition characterized by a skin eruption on the trunk and proximal extremities. Pityriasis versicolor primary care dermatology society uk. Tinea versicolor due to malassezia furfur phil 2914 lores. A common chronic, noninflammatory and usually symptomless disorder, characterized by the occurrence of multiple macular patches of all sizes and shapes, and varying in pigmentation from fawncolored to brown. Patches of skin may be darker or lighter than your normal skin colour, or may be red, brown or pink.
Diagnosis depends on demonstration of clusters of spores and short hyphae in koh mounts of skin scrapings. Aspek mikrobioliogis dari pitiriasis versicolor adalah dari etiologinya yaitu. Ruam dari pityriasis rosea dapat muncul dan menyebar di bagian dada, punggung, perut, leher, lengan atas, dan paha. Pityriasis versicolor, sometimes called tinea versicolor, is a common fungal infection that causes small patches of skin to become scaly and discoloured. The infection is characterized by finely scaling, hypopigmented or hyperpigmented macules on the trunk. Il trattamento della pitiriasi versicolor prevede limpiego di farmaci antimicotici topici e, talvolta, orali ad esempio, nel caso di malattia estesa o di recidive frequenti. Pityriasis versicolor formerly tinea versicolor is a common and benign superficial infection of the skin, classically manifesting on the upper trunk and neck. In most cases it can be treated effectively with medicinal shampoo, or lotions or creams.
Pityriasis versicolor is a superficial fungal infection caused by the skin yeast, malassezia furfur. Is there any effect of weather on tinea versicolor. Pityriasis versicolor, or tinea versicolor, is a harmless disease defined by adjustments in the regular pigmentation of the skin, which resemble spots of blemished skin. It is not harmful or passed on through touching contagious.
Some people who are prone to this condition need regular treatment to prevent the rash from coming back recurring. See british association of dermatologists patient information and leaflets. Tinea versicolor is also known as pityriasis versicolor, caused by a yeast fungal infection which is commonly known as malassezia furfurpityrosporum ovale. Login to share via email open fact sheet sponsored open fact sheet are you a healthcare practitioner. Pityriasis versicolor definition a common chronic, noninflammatory and usually symptomless disorder, characterized by the occurrence of multiple macular patches of all sizes and shapes, and varying in pigmentation from fawncoloured to brown. Tinea versicolor tv is a common cutaneous fungal infection characterized by superficial scaling and a mild disturbance of skin pigmentation. Case presentation tinea versicolor linkedin slideshare. It is seen most frequently in hot, humid, tropical regions, and is caused by pityrosporon orbiculare. Pityriasis versicolor is a common yeast infection of the skin, in which flaky discoloured patches appear on the chest and back. Cardiology cardiovascular disease pityriasis versicolor is hard to prevent because it is caused by a yeast that is normally found on human skin. Tinea versicolor k pavithran indian j dermatol venereol.
The fungus is normally found in small numbers on the skin and scalp. These are the rashes appeared on arm, legs, neck, chest, and back. Attention has focused on the relationship between malassezia species and malasseziarelated disease. As its name suggests it is often hypopigmented or coloured brown, pink or black and the scales are fine and branny. Tinea versicolor usually comes back, especially in hot and humid times of the year. Tinea versicolor pityriasis versicolor is a benign superficial skin infection that occurs most often in young adults during hot and humid weather and is most commonly caused by the fungi malassezia globosa and malassezia furfur. The cause is unknown but experts suggest that a virus is the most likely culprit. Recently, new systemic antifungal agents have become preferable in the treatment of pityriasis versicolor due to their. The national prevalence of this condition is 28% of the population. Age rare in childhood, becomes commoner in the late teens with a peak in the early 20s. Antifungal treatment for pityriasis versicolor article pdf available in journal of fungi open access mycology journal 11.
However, involvement of more unusual regions of the. Pityriasis versicolor alba is a hypopigmented or depigmented variant of pityriasis versicolor characterized by maculous, partly pityriasiform, scaly depigmented lesions occurring particularly in seborrhoeic areas. Tinea versicolor aftercare instructions what you need. Infeksi ini bersifat menahun, ringan dan biasanya tanpa peradangan. 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. Longpersisting hypopigmentation after healing of the pityriasis versicolor was first described by gudden in 1853. Tinea versicolor or pityriasis versicolor is a common superficial cutaneous fungal infection characterized by pityriasiform desquamation and hypopigmented or hyperpigmented macules formation, primarily located on the chest and back with tendency to spread. Tinea versicolor is skin infection with malassezia furfur that manifests as multiple asymptomatic scaly patches varying in color from white to tan to brown to pink. Pityriasis rosea adalah penyakit kulit yang ditandai dengan ruam berwarna merah atau merah muda, bersisik, dan sedikit menonjol. What is the prevalence of tinea versicolor pityriasis. A clinical and epidemiological study of pityriasis versicolor. The fungus is found on the skin surface of most adults and thrives in warm and moist environment, especially on oily skin.
Tinea versicolor, also referred to as pityriasis versicolor, is a skin infection that causes small patches to form on your skin. Pdf dermatophytic infections have been one of the majorcrises prevalent. However, good skin care can remove the excess oil and sweat that can allow pityriasis versicolor to develop. Pityriasis versicolor alba thoma 2004 journal of the. Diagnosis is based on clinical appearance and potassium hydroxide wet mount of skin scrapings. Pityriasis versicolor is a common superficial fungal skin infection which occurs particularly in warm and humid climates in the presence of predisposing factors and which tends to recur. Patients with this disorder often present with hypopigmented, hyperpigmented, or erythematous macules on the trunk and proximal upper extremities picture 1ae.
Sebaceous glands release a fatty, oily substance called sebum through hair follicles in skin that provides nutrients necessary for the yeasts to survive. Objective to determine the efficacy of topical or systemic agents in the treatment and prevention of pityriasis versicolor. The multiple colours of pityriasis versicolor give rise to the second part of the name, versicolor. It typically affects the chest, upper back, and shoulders. Wikimedia commons contiene immagini o altri file su pitiriasi versicolor. Unlike other disorders utilizing the term tinea eg, tinea pedis, tinea capitis, tinea versicolor is not a.
In 1996 a taxonomic revision of the genus malassezia was carried out, and 7. Pityriasis versicolor dermnet nz are you a healthcare practitioner. The condition is most common in adolescents and young adults. Dry your skin completely after you bathe and play sports. Pityriasis versicolor tinea versicolor is a chronic superficial mycosis caused by yeasts of the malassezia spp. It is caused by a type of fungus called malassezia. Most people with this condition are concerned about the appearance of the rash. Pityriasis versicolor is a chronic benign fungal infection frequently seen among young adults, more commonly in a tropical environment. 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. It is caused by a type of fungus that is found on almost everyones skin. Customarily tinea versicolor,is treated by systemic drugs in oral as well as topicalmode. Pityriasis amiantacea sluyter, who associated it with pityriasis versicolor. Pityriasis rosea is a common harmless skin rash usually occurring between the ages of 10 and 35 but which may occur at any age.
Malassezia folliculitis results from overgrowth of yeast present in the normal. Pityriasis versicolor british association of dermatologists. The majority of tinea versicolor is caused by the fungus malassezia globosa, although malassezia furfur is responsible for a small number of cases. Dermis pityriasis versicolor information on the diagnosis. Tinea versicolor knowledge for medical students and. Tinea versicolor is usually not harmful or contagious. Data synthesis results of treatment and prevention of pityriasis versicolor infection in 8327 participants in 93 controlled trials were examined. Case report depigmented lesions of pityriasis versicolor. Pityriasis versicolor is a rash caused by a yeastlike germ. In infants and children, the infection is likely to involve the face, particularly the bilateral temples. Malassezia furfur fungus as the cause of infection pityriasis versicolor is a dimorphic. Pityriasis versicolor pdf the american academy of dermatology in its az listing of conditions has under p pityriasis versicolor. A total of 9 students were included, 45 diagnosed with pityriasis versicolor. It may occur at any time of the year but is most commonly seen in the spring and fall.
Pityriasis versicolor is a superficial mycosis, affecting the superficial layer of statum corneum. Pityriasis amiantacea as manifestation of tinea capitis due to microsporum canis. Wash clothes, bedding, bath linens to destroy fungus to prevent recurrence. Sometimes it may cause minor symptoms such as scaling, itch or irritation. Pityriasis versicolor is a superficial chronic fungal infection of the skin affecting usually the scalp or areas involving dense distribution of sweat glands, such as the chest and back but it has been known. Tinea versicolor ie, pityriasis versicolor is a common superficial fungal infection.