Alopecia areata is a common cause of noncicatricial alopecia that occurs in a patchy, confluent or diffuse pattern. It may occur as a single, self-limiting episode or may recur at varying intervals over many years. The association of alopecia areata with localized vitiligo has not been reported. The association of alopecia areata with localized vitiligo in the same patient is documented here; i...

Alopecia areata is thought to be a T-cell mediated and cytokine mediated autoimmune disease that results in non-scarring hair loss. Poliosis has been described as a localized depigmentation of hair caused by a deficiency of melanin in hair follicles. A 57-year-old man with a history of alopecia areata developed white hair regrowth in areas of previous hair loss. We retrospectively reviewed the ...

Localized scalp hair loss has different causes which alopecia areata, trichotillomania, tinea capitis and early lupus erythematosus are the most important ones. There are several reports of localized alopecia after tick and flea bites and bee stings, but there is only one report of ant-induced alopecia in the literature. We report herein two cases of alopecia induced by ants of genus Phei...

Alopecia areata (AA) is a non-scarring, inflammatory, hair loss disease that can affect men, women and children. The factors that activate the onset of alopecia areata and the mechanisms of its development are not fully understood.The association of alopecia areata and infectious foci of dental origin may be explained by the autoimmune nature of the disorder. This article reviews this associati...

Alopecia areata is a non-scarring form of alopecia that can be localized or widespread. Its etiology is unknown, but immunological factors are implicated in its pathogenesis. With the more frequent use of anti TNFα biologic drugs, some alopecia areata cases during their use have been described. We report a case of universal alopecia in a patient with rheumatoid arthritis while using adalimumab ...

BACKGROUND Alopecia areata is the most common cause of localized, nonscarring alopecia. Unfortunately, there are few data regarding clinical features and epidemiology of alopecia areata in Korean patients, and its clinical course and treatment response rates are unpredictable. OBJECTIVE This study strived to investigate the differences in clinical profiles according to disease severity and to...

Background: Alopecia areata has a wide range of different clinical presentations. It may present as localized or diffuse hair thinness without hair loss, a small patch of hair loss or may progress to alopecia totalis and universalis. Objectives: Determination of clinical patterns of alopecia areata in Kerman province and to compare the results with other studies in other countries. Patients and...

Background: Alopecia areata is a common disorder of hair occurring on any hair bearing site of the body and having a great psychosocial impact. Aims: To assess the demographic pattern, clinical aspects, associations and therapeutic response of AA in a tertiary care teaching hospital. Materials & methods: All patients diagnosed with alopecia areata were included in the study. With due consent, t...

Varicella zoster virus (VZV) cutaneous infection occurs predominantly in epidermal and infundibular keratinocytes and accessorily in dermal dendritic cells. These latter cells play a role in cicatricial processes. Two patients are presented with localized alopecia after VZV infection. A 4-year-old girl presented localized hair loss affecting about 20% of her upper right eyelash immediately foll...

Alopecia areata incognita, also known as diffuse alopecia areata, is a rare form of alopecia areata described predominantly in young women. In cases of alopecia areata incognita, the typical patchy distribution of hair loss in classical alopecia areata is absent, but abrupt and intense hair loss is characteristic. While the clinical picture presented by this disease closely resembles that of te...