Abstract:
BACKGROUND:In this paper, the basic elements related to the selection of participants for a health research are discussed. Sample representativeness, sample frame, types of sampling, as well as the impact that non-respondents may have on results of a study are described. The whole discussion is supported by practical examples to facilitate the reader's understanding. OBJECTIVE:To introduce readers to issues related to sampling.
journal_name
An Bras Dermatoljournal_title
Anais brasileiros de dermatologiaauthors
Martínez-Mesa J,González-Chica DA,Duquia RP,Bonamigo RR,Bastos JLdoi
10.1590/abd1806-4841.20165254subject
Has Abstractpub_date
2016-05-01 00:00:00pages
326-30issue
3eissn
0365-0596issn
1806-4841pii
S0365-05962016000300326journal_volume
91pub_type
杂志文章abstract:BACKGROUND:Superficial mycoses are fungal infections limited to the outermost layers of the skin. Dermatophytic filamentous fungi and yeasts are the major causative agents of these mycoses. Dermatophytosis is one of the clinical conditions caused by fungal infections most commonly found in dermatological practice. Thus...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20141783
更新日期:2014-01-01 00:00:00
abstract::Reticulate acropigmentation of Dohi is a rare dyschromic disorder of autosomal dominant inheritance. Most cases have been originally described in Japan. The case of a girl with lesions of typical distribution and morphology is reported. Skin biopsy was not considered essential for diagnosis. After literature review, i...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962010000100020
更新日期:2010-01-01 00:00:00
abstract:BACKGROUND:Knowledge of the relationship between specific geographical differences and histopathology of the American cutaneous leishmaniasis is limited because host-parasite interactions in space and time are complex. OBJECTIVE:To describe the geographic analysis of the histopathological pattern of localized American...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962012000300003
更新日期:2012-05-01 00:00:00
abstract::We report a 33-year-old male patient diagnosed with erythroplasia of Queyrat. The patient had an erythematous and eroded lesion affecting more than 50% of the glans associated with bleeding and local pain. Despite previous indication of penectomy, he was successfully treated with topical 5-fluorouracil. ...
journal_title:Anais brasileiros de dermatologia
pub_type:
doi:10.1590/abd1806-4841.20164595
更新日期:2016-09-01 00:00:00
abstract::Kaposi's sarcoma is a malignant disease that originates in the lymphatic endothelium. It has a broad spectrum of clinical manifestations. Its four distinct clinical forms are: classic, endemic, iatrogenic and epidemic Kaposi's sarcoma. In non-HIV-associated Kaposi's sarcoma, the disease is typically limited to the low...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/S0365-05962013000200019
更新日期:2013-03-01 00:00:00
abstract:BACKGROUND:Psoriasis is a chronic inflammatory disorder, characterized by increased keratinocyte proliferation due to abnormal differentiation of basal keratinocytes. The etiology of the disease is unclear, and according to the survey results, it is hypothesized that a combination of genetic and environmental factors p...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20186123
更新日期:2018-01-01 00:00:00
abstract:BACKGROUND:Contact dermatitis is one of the common work-related dermatoses. Among bricklayers, cement can cause both allergic contact dermatitis and primary contact irritative dermatitis. The personal protective equipment (rubber gloves) may favor the development of allergic contact dermatitis. OBJECTIVES:1) to evalua...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962012000400008
更新日期:2012-07-01 00:00:00
abstract::The objective of this study was to analyze the trend of epidemiological and operational indicators of leprosy in Brazil, from 2001 to 2017. This was a time series study involving nine indicators. The inflection point regression model was used. Decreasing trends were observed for the following: general detection (-4.8%...
journal_title:Anais brasileiros de dermatologia
pub_type:
doi:10.1016/j.abd.2019.09.031
更新日期:2020-01-01 00:00:00
abstract::Actinic keratosis is a common cause of dermatological consultations and it presents a strong association with squamous cell carcinoma. Many substances are used for treatment and prevention, such as retinoids. Nevertheless, many studies on retinoids emphasize their application in treating and preventing non melanoma sk...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章,评审
doi:10.1590/abd1806-4841.20131803
更新日期:2013-07-01 00:00:00
abstract::Methylisothiazolinone (MI) is a preservative found in cosmetic and industrial products. Contact dermatitis caused by either methylchloroisothiazolinone/methylisothiazolinone (MCI/MI or Kathon CG) or MI has shown increasing frequency. The latter is preferably detected through epicutaneous testing with aqueous MI 2000 p...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20153992
更新日期:2015-11-01 00:00:00
abstract::Thimerosal is an organic mercury derivative found in ophthalmic solutions and certain vaccines in Brazil. Although most studies suggest the prevalence of thimerosal sensitivity to be quite high, this condition does not currently have any clinical relevance. The present article surveyed 184 Brazilian products (151 topi...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20142645
更新日期:2014-03-01 00:00:00
abstract::In this review, the most relevant and current epidemiological data, the main clinical, laboratory and therapeutical aspects of leprosy are presented. Detailed discussion of the main drugs used for leprosy treatment, their most relevant adverse effects, evolution of the therapeutic regimen, from dapsone as a monotherap...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章,评审
doi:10.1590/abd1806-4841.20176724
更新日期:2017-11-01 00:00:00
abstract::Pencil core granulomas are still infrequently reported in the literature. A 67-year-old woman presented with a 4mm hard blue subcutaneous nodule on the forehead. She remembered being injured with a pencil tip about 60 years before. The subcutaneous nodule was excised, which microscopically revealed a foreign body reac...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20176011
更新日期:2017-07-01 00:00:00
abstract::Metastatic ovarian cancer uncommonly presents with skin metastasis. When present, skin metastases of ovarian cancer are usually localized in the vicinity of the primary tumor. We report a case of a 58-year-old woman with a rapid growing erythematous, well-defined nodule localized on the left nasal ala. A skin biopsy w...
journal_title:Anais brasileiros de dermatologia
pub_type:
doi:10.1590/abd1806-4841.20165024
更新日期:2016-09-01 00:00:00
abstract::Potassium iodide, as a saturated solution, is a valuable drug in the dermatologist's therapeutic arsenal and is useful for the treatment of different diseases due to its immunomodulatory features. However, its prescription has become increasingly less frequent in dermatology practice. Little knowledge about its exact ...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章,评审
doi:10.1590/abd1806-4841.20132377
更新日期:2013-05-01 00:00:00
abstract::Christ-Siemens-Touraine syndrome (hypohidrotic ectodermal dysplasia) is a rare syndrome characterized by the triad of absent or reduced sweating, hypotrichosis, and defective dentition. The prominent forehead, saddle nose, thick lower lip and pointy chin produce a distinctive facies. The full syndrome only occurs in m...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962009000200015
更新日期:2009-03-01 00:00:00
abstract:BACKGROUND:Atopic dermatitis is an inflammatory skin disease that can be triggered by many factors. Several reports confirm the role of airborne allergic agents as aggravating or triggering factors. The patch test with airborne allergic agents or the atopy patch test was suggested to evaluate the role of these allergen...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000100004
更新日期:2011-01-01 00:00:00
abstract::The Iso-Kikuchi Syndrome is a rare condition characterized by nail dysplasia involving the index fingers, including micronychia, polyonychia, anonychia, irregular lunula, malalignment and hemionychogryphosis. On the antero-posterior image, radiologic examination reveals a narrowing of the distal phalanx. The lateral i...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20153395
更新日期:2015-05-01 00:00:00
abstract::Sporothrix spp. infection can occur through the inoculation of the organism in the skin through direct contact with the soil (sapronotic infection), through contact with animals, such as infected cats and dogs (zoonotic infection), or less frequently via inhalation. With a subacute or chronic evolution, approximately ...
journal_title:Anais brasileiros de dermatologia
pub_type:
doi:10.1016/j.abd.2019.11.015
更新日期:2020-01-01 00:00:00
abstract:BACKGROUND:Dermatomyositis affects striated muscles, skin and other organs. OBJECTIVE:To characterize the disease from January 1992 to December 2002, assessing its classification, cutaneous and systemic manifestations, and also laboratory results, therapeutic and prognostic findings compared to those in the literature...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20143422
更新日期:2014-09-01 00:00:00
abstract::Congenital self-healing reticulohistiocytosis is the benign spectrum of Langerhans Cell Histiocytosis, characterized by cutaneous lesions at birth or in the neonatal period, absence of systemic manifestations and spontaneous resolution of clinical status. Despite the benign and often self-resolving course in most pati...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000400026
更新日期:2011-07-01 00:00:00
abstract::Granuloma faciale is a rare dermatosis of chronic course, benign, usually asymptomatic, first described in 1945 by Wingley. It is characterized by the appearance of well-defined, single or multiple papules, plaques and nodules, predominantly located in sun-exposed areas, especially the face. In this work we report the...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20153339
更新日期:2015-09-01 00:00:00
abstract::Paracoccidioidomycosis is an endemic systemic mycosis in Brazil, frequent in the rural areas and often in adult men. It is reported the case of a farmer, who is an illicit drugs' user, with insidious manifestations affecting kidneys, lungs, lymphonodes, bones and lately, the skin, with a delay of more than one year in...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000100024
更新日期:2011-01-01 00:00:00
abstract:BACKGROUND:Lichen planus is considered to be the most common dermatological disease involving the oral mucosa. OBJECTIVE:To investigate the profile, clinical features, and the presence of dysplasia and candidiasis in patients with oral lichen planus. METHODS:A total of 21 patients were selected from 258 patients at r...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20153704
更新日期:2015-05-01 00:00:00
abstract:BACKGROUND:Actinic keratosis (AK) represents a risk of progression to squamous cell carcinoma. Ingenol mebutate gel is a novel therapeutic option for field-directed treatment. OBJECTIVES:To evaluate the safety, tolerability and patients' perspectives, related to the therapeutic success of managing AKs on the face and ...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20197938
更新日期:2019-07-29 00:00:00
abstract::Acrokeratoelastoidosis is a type of palmoplantar keratoderma first described by Oswaldo Gonçalves Costa, a Brazilian Dermatologist from the state of Minas Gerais. It is a rare autosomal-dominant genodermatosis; however it may occur sporadically. The disease is not congenital; rather, its onset occurs in childhood or a...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000600030
更新日期:2011-11-01 00:00:00
abstract::A fifty-five year old Caucasian male presented with infiltrated plaques and nodules on the left leg. The lesions had been present for 6 months. He presented associated cardiopathy, nephropathy and endocrinopathy. Histopathological and immunohistochemical examinations confirmed the diagnosis of cutaneous diffuse B cell...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000400036
更新日期:2011-07-01 00:00:00
abstract::This paper reports the case of a 57-year-old, previously healthy male with no systemic symptoms who over a short period of time developed multiple wart-like lesions on his trunk, limbs and face, typical lesions of acanthosis nigricans in the major body folds and tripe palms. Diagnostic tests revealed a metastatic gast...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/s0365-05962011000300025
更新日期:2011-05-01 00:00:00
abstract:BACKGROUND:Skin cancer is common in Brazil and is related to sun exposure, among other risk factors. There are no data on the incidence of malignant skin neoplasm in rural workers in western Paraná. OBJECTIVE:To analyze the incidence and profile of rural workers who were diagnosed with skin cancer at a reference servi...
journal_title:Anais brasileiros de dermatologia
pub_type: 杂志文章
doi:10.1590/abd1806-4841.20197335
更新日期:2019-03-01 00:00:00
abstract::An 86-year-old woman was referred for treatment of a lentigo maligna melanoma on the left earlobe, confirmed by cutaneous biopsy. The resulting surgical defect involved the earlobe's full thickness. The authors outline a simple method for reconstructing the entire lobe in one stage, without grafts, whilst offering a p...
journal_title:Anais brasileiros de dermatologia
pub_type:
doi:10.1590/abd1806-4841.20163897
更新日期:2016-05-01 00:00:00