Pityriasis alba is a common skin disorder of patches of lightcolored hypopigmented areas. Nearly 90% of cases occur in children younger than 12. Individuals with such a type of skin disorder can be present in any of the followings stages papular erythematous lesions. Tricocefaliasis, tricocefalosis, infestacion por tricocefalos. Pityriasis alba is a common dermatitis, but only a few histologic studies have been reported and most of these maintain that its microscopic. The condition tends to be more common in dry winter months, however the patches may be more noticeable in summer when the surrounding skin is tanned and the colour difference between the whitish patches and the tanned skin is more obvious. Pityriasis alba is a common skin disorder in children 90% and young adults. Pitiriase alba, estudo clinico com correlacao histopatologica em pacientes adultos.
However, its believed that the condition may be associated with eczema, a common. Hypopigmentation more obvious, also erythema and scale towards the nose suggesting an underlying eczema. It is found in common amongst all races equally, however, observed more prevalent in darkskinned people than with a light tone and occurs more commonly. The duration of illness varied from 1 month to 10 years. Although the condition typically lasts 1 year or more without treatment, pityriasis alba usually resolves after puberty or by the time the child reaches adulthood. Pityriasis alba may be itchy but more commonly there are no symptoms associated with the condition. Background the aetiology of pityriasis alba pa, a common dermatosis in childhood, is still controversial. Topical steroids eg, hydrocortisone 1%, desonide 0.
It is characterised by one or more flaky pink patches and hypopigmentation. Tinea alba is a skin condition of unknown cause which usually affects children and young adults characterized by round or oval hypopigmented patches on face with very fine scales. Pigmenting pityriasis alba is a rare variant of pityriasis alba. Pityriasis alba treatment, causes, pictures and remedies.
Jul 21, 2017 pityriasis alba is generally observed in children between age groups 3 and 16 years. From outside the hospital, call the tollfree family interpreting line, 18665831527. Smooth hypochromic lesions papualar hypochromic lesions. Pitiriase alba dos sintomas ao diagnostico e tratamento. Pityriasis means scaly or flaky and alba is a latin word for white, this gives us white scales or flakes. Pdf infantile pityriasis alba and comorbid disorders. Pityriasis alba is a skin disorder that mostly affects children and young adults. Pityriasis alba is common worldwide with a prevalence in children of around 5%. A retrospective light microscopic study was performed on biopsy specimens taken from 39 patients with localized pityriasis alba on face, arms and forearms without signs of atopy. Pityriasis alba is a common skin condition causing hypopigmented facial patches in children and occasionally young adults. Pityriasis alba is a skin condition, a type of dermatitis, commonly seen in children and young adults as dry, finescaled, pale patches on the face.
It appears as lightcolored patches, especially on the cheeks. Pityriasis alba condition, treatments, and pictures for. Histological examination revealed features of pigmenting pityriasis alba. Pityriasis alba is a benign skin condition that usually occurs to young children. Pityriasis alba pa is a common condition in childhood. Fortyfour patients with pa and 31 healthy children were examined and compared. It is selflimiting and usually only requires use of moisturizer creams. Pityriasis alba is a common dermatitis, but only a few histologic studies have been reported and most of these maintain that its microscopic features are those of a chronic nonspecific dermatitis.
Pa has poorly defined clinical variants that confuse its semantic denomination. We present a 10yearold saudi girl with multiple hypopigmented scaly patches with central bluish hyperpigmentation over the face of one year duration. Pityriasis alba is a disorder commonly associated with atopic dermatitis, usually presenting as hypopigmented, irregular patches on the face, head, neck, and forearms in children and young adults. Tinea alba or pityriasis alba causes, symptoms and treatment. These lesions eventually subside, leaving hypopigmented areas that then slowly return to normal pigmentation see the images below. Pityriasis alba is a common rash that affects children between the ages of 316 years.
Pityriasis alba, a relatively common skin disorder in children and young adults, is characterized by the presence of illdefined, scaly, faintly erythematous patches. Thirtytwo patients were girls or women and seven were boys or men, with ages ranging from 7 to 37 years. The inflammatory skin rashes may progress through the following 3 stages. Pityriasis alba is a lowgrade type of eczema or dermatitis that is noncontagious and benign. Its etiology is unknown, and it has no effective treatment. This condition is a mild form of dermatitis and can last for a month but if left untreated, it can last for a year. Pityriasis alba is a common dermatitis, but only a few histologic studies have been reported and most of these maintain that its microscopic features are.
It is common among children and young adults between 3 and 16 years old. Pityriasis alba primary care dermatology society uk. The most common site for occurrence of the lesions is the cheek region followed by upper arms, upper mid portion of the body and neck. Pityriasis alba is generally observed in children between age groups 3 and 16 years. Infantile pityriasis alba and comorbid disorders article pdf available in pediatric health 31. Pityriasis alba pictures, causes, diagnosis and treatment. Children having other ailments like asthma, hayfever, eczema or dry skin are found to be at greater risk.
Typically, patchy areas of lighter skin color appear on the face, upper arms, neck, or shoulders. The condition is more common in males than females. The condition usually presents as a series of round or oval scaling patches on the face, neck, shoulders and arms. Pityriasis alba is a common skin condition in children. The cause is unknown but may be linked to atopic dermatitis eczema. Aplicar bloqueador solar y utilizar proteccion solar puede ayudar a prevenir las quemaduras solares. Personal hygiene habits, sun exposure, presence of staphylococcus aureus in nasal fossae. Pityriasis alba to learn more dermatology 2069872158 ask your childs healthcare provider free interpreter services in the hospital, ask your nurse. Causes the cause is unknown but may be linked to atopic dermatitis eczema. Pityriasis alba pa is a common cutaneous disorder, considered as a secondary diagnostic criteria for atopic dermatitis ad. Pityriasis alba is a lowgrade type of eczema dermatitis that primarily affects children.
In general no treatment is needed, or of help the condition is selflimiting and the colour will return to normal over a number of months years. Homeopathy is recommended if the disease does not selfrecover in about three months. Lighterskinned individuals are normally more susceptible to dry patches as well as other abnormal dermatological disorders than those with a dark, rather black skin. Pityriasis alba is a common skin condition in children and teenagers. Pityriasis alba is a common noncancerous benign skin condition affecting children. Extensive pityriasis alba is believed to be a primary, acquired hypopigmentation observed in females aged 1825 years of mixed ethnic origin. It can also occur in adults, but these cases are very rare. The objective of this study was to assess the possible aetiopathogenic factors of this disease in infants. The aetiology of pityriasis alba pa, a common dermatosis in childhood, is still controversial.
The term is derived from the words pityriasis scaly and alba white. Pityriasis alba pictures, symptoms, causes, treatment. Tell the interpreter the name or extension you need. Apr 03, 2020 because pityriasis alba is usually selflimited and asymptomatic, pharmacologic treatment is often unnecessary.
214 1072 1381 165 607 349 176 1496 1066 594 1329 1189 904 1373 1077 458 352 1002 893 865 1349 987 1488 1292 117 76 1394 499 1491 1306 718 1434 633