Case for diagnosis. Phagedenic ulcer on the thorax.

Paget's disease is a rare disorder of the nipple and/or the areola that is characterized by an erythematosquamous lesion and is often associated with in situ or invasive breast carcinoma. The authors present an atypical, exuberant case that had evolved over eight years, emphasizing the importance of early diagnosis.

Spatial approach of leprosy in the State of São Paulo, 2009-2012.

Background: Leprosy is a chronic, infectious disease that affects the skin and the peripheral nervous system and can lead to permanent disability and/or deformity.

Objectives: To identify the distribution and to quantify the spatial dependence of the detection rates of new cases of Hansen's disease in the State of São Paulo, correlating with socioeconomic variables.

Methods: Ecological and exploratory study with data on the detection rates of new cases of Hansen's disease among residents of São Paulo State municipalities between 2009-2012.

Neutrophilic dermatosis of the dorsal hands: response to dapsone monotherapy.

Neutrophilic dermatosis of the dorsal hands is considered a rare and localized variant of Sweet's syndrome. Although the etiology is unknown, there are reports of association with infections, neoplasias, autoimmune diseases and medications. Histopathology shows a dense neutrophilic inflammatory infiltrate in the dermis.

Most frequent dermatoses at a vulvar pathology outpatient clinic.

The vulva corresponds to the external female genitalia. Special features of this region favor a wide range of diseases, whose knowledge allows for better clinical management, impacting on the quality of life. This is a cross-sectional and descriptive study carried out at a vulvar pathology outpatient clinic, between May and December/ 2015.

Mortality due to cutaneous melanoma in south region of Brazil: a spatial approach.

Background: Cutaneous melanoma is a skin cancer with low incidence but high mortality rates. The South region of Brazil has the highest death rates by melanoma per 100,000 inhabitants of the country. Little is known about the spatial distribution of this malignancy in southern Brazil.

Epidemiological profile of nonmelanoma skin cancer in renal transplant recipients: experience of a referral center.

Background: Nonmelanoma skin cancer is the most common form of cancer in humans and also the malignant disease that is increasingly common among kidney transplant recipients.

Objective: To determine the epidemiological characteristics of renal transplant recipients with nonmelanoma skin cancer seen at a referral transplantation center.

Methods: Cross-sectional descriptive study with renal transplant recipients presenting nonmelanoma skin cancer, treated at a transplantation referral center between 08/01/2004 and 08/31/2009.

Porokeratosis of Mibelli--literature review and a case report.

Porokeratosis is a disorder of epidermal keratinization characterized by annular plaques with an atrophic center and hyperkeratotic edges, and includes a heterogeneous group of disorders that are mostly inherited in an autosomal dominant form. This report describes a 5 year-old female patient, with porokeratosis of Mibelli confirmed histopathologically. The rarity of this disorder, its clinical exuberance and the destructive character of the lesions, as well as the facial and mucosal involvements, unusual in this form of porokeratosis, and also its onset in early childhood motivated this report.

Acral pseudolymphomatous angiokeratoma: case report and literature review.

The authors describe a case of a female patient with Acral Pseudolymphomatous Angiokeratoma of Children, known as APACHE. It is a rare benign cutaneous disease, of unknown etiology, characterized by multiple, asymptomatic erythematous-violaceous papules and nodules, usually located unilaterally with acral distribution. Today, this denomination is questionable, since there are published reports of this disease in adults and in different locations.

Differences in age and topographic distribution of the different histological subtypes of basal cell carcinoma, Taubaté (SP), Brazil.

Background: Basal cell carcinoma is the most common form of cancer in humans.

Objectives: To identify the epidemiology of basal cell carcinoma in Taubaté-SP and verify a possible association between topography and the different histological subtypes of this tumor.

Methods: This was a cross-sectional study conducted at The University Hospital of Taubaté between 01/01/08 and 12/31/09.

Involucrin in the differential diagnosis between linear psoriasis and inflammatory linear verrucous epidermal nevus: a report of one case.

Inflammatory linear verrucous epidermal nevus is a variant of verrucous epidermal nevus, characterized by recurrent inflammatory phenomena. Despite well-established clinical manifestations, the differential diagnosis between inflammatory linear verrucous epidermal nevus and linear psoriasis remains difficult. Clinical history, physical examination and histopathology analysis may not be sufficient to confirm the diagnosis.

Genitogluteal porokeratosis -- case report.

We report the case of a patient diagnosed with genitogluteal porokeratosis, a disorder of epidermal keratinization. The location described is extremely rare and very often late diagnosed or even misdiagnosed. Histopathology showed a typical cornoid lamella of great value to support this diagnosis.

Association of giant congenital melanocytic nevus, halo nevus and vitiligo in a 75-year-old patient.

A giant congenital melanocytic nevus represents a rare condition. The halo phenomenon may be seen in congenital or acquired melanocytic nevi. In the literature, association of halo nevus and giant congenital melanocytic nevus is rare and the association of both with vitiligo even more rare.

Cross-sectional descriptive study of topical self-medication in a hospital dermatology department in the state of São Paulo.

Self-medication involves individuals or their carers administering a medical drug of their own choice for symptomatic relief and in the hope of a "cure", without seeking professional medical advice.The aim of this descriptive cross-sectional study conducted at the Dermatology Department of the Taubaté University Hospital was to identify the occurrence of self-medication for the topical treatment of skin diseases in young people under 18, and to analyze the difficulties encountered in the clinical diagnosis of these individuals.We examined 29 cases of self-medication (from a total of 480 attendances).

Risk factors for nonmelanoma skin cancer in Taubaté, São Paulo, Brazil: a case-control study.

Objective: To identify factors associated with non-melanoma skin cancer in the city of Taubaté, São Paulo, Brazil.

Methods: Hospital-based case-control study with individuals residing in Taubaté, treated between January 2005 and December 2006. The subjects were matched 1:1 according to gender and age.

Prevalence of pediatric dermatoses in a university hospital in southeastern Brazil.

Background: Numerous dermatoses affects children, depending on age, region and socioeconomic status.

Objective: To determine the prevalence of pediatric dermatoses at the Dermatology Department of a University Hospital, involving the diagnosis, age and sex.

Methods: Epidemiologic cross-sectional study carried out in the period between July 2006 and December 2007.