Skin diseases have different visual characteristics in skin of color, making recognition a challenge. Pictures and illustrations of darker skin tones in the literature are scarce. In American pediatric dermatology books, less than 40% of photographs depict skin of color. No similar studies have been conducted for South American pediatric dermatology books. This study evaluates the frequency of photographs of skin of color in pediatric dermatology textbooks and atlases. A prospective documentary study was conducted on the skin color of clinical photographs from 5 pediatric dermatology books (4 Brazilian, 1 Argentinian). All photographs were evaluated by three researchers and classified using the Massey-Martin scale (white 1-2, light brown 3-5, dark brown 6-8, black 9-10). Out of 3,471 photographs, 1,000 were excluded, and skin color was determined in 2,471 photographs. White was identified in 1,403 (56%), light brown in 1,044 (42%), dark brown in 24 (1%), and 0 (0%) in black. Atopic dermatitis, contact dermatitis, and psoriasis were the most common diagnoses; however, no dark brown or black skin was represented. In conclusion, photographs of skin of color were less frequent, despite most of the Brazilian population (55.5%) identifying as Black, and in Argentina, 0.7%, though hindered by the lack of self-identification questions before the 2022 census. This disparity undermines education, highlighting the need to increase representation of skin of color in educational materials to improve healthcare for these populations.
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http://dx.doi.org/10.1007/s00403-024-03541-9 | DOI Listing |
Oxid Med Cell Longev
December 2024
Center for Global Health, Università Cattolica del Sacro Cuore (UCSC), Rome, Italy.
Vitiligo is a skin disease that affects all ethnicities and genders and is characterized by the loss of pigment essentially due to the selective loss of melanocytes. Although it is generally considered a systemic disease associated with polymorphisms in genes involved in the immune response, vitiligo is also considered an oxidative imbalance-associated disease. It represents a multifactorial pathology in which some genetic predisposition and epigenetic factors coupled with some critical biochemical and molecular pathways could play a pivotal role.
View Article and Find Full Text PDFIntroduction: Lichen planus pigmentosus (LPP) is an uncommon variant of lichen planus, characterized by the insidious onset of dark brown to gray pigmented macules, mainly in sun-exposed areas and flexural folds. It is mainly reported in Indian, Latino, American, and Middle Eastern patients. This paper aims to document the clinicopathological characteristics of LPP.
View Article and Find Full Text PDFMed J Armed Forces India
December 2024
Senior Medical Officer (Dermatology), Govt of NCT of Delhi, Bhagwan Mahavir Hospital, Pitampura, Delhi, India.
Background: Chronic venous insufficiency (CVI) causes cutaneous changes. This prospective observational study reveals dermoscopic findings in CVI.
Methods: Successive CVI patients of ≥18 years were included in the study.
Biomed Res Int
December 2024
Department of Biomedical Engineering, Ziauddin University, Faculty of Engineering, Science, Technology and Management (ZUFESTM), Karachi, Pakistan.
Vitiligo is a chronic skin damage disease, triggered by differential melanocyte death. Vitiligo (0.5%-1% of the population) is one of the most severe skin conditions.
View Article and Find Full Text PDFWorldwide, congenital deafness and pigmentation disorders impact millions with their diverse manifestations, and among these genetic conditions, mutations in the Microphthalmia-associated transcription factor (MITF: OMIM#156845) gene are notable for their profound effects on melanocyte development and auditory functions. This study reports a novel porcupine model exhibiting spontaneous deafness and pigmentation abnormalities reminiscent of human Waardenburg Syndrome Type 2 (WS2: OMIM#193510). Through phenotypic characterization, including coat color, skin, eye morphology, and auditory brainstem response (ABR) assessments, we identified hypopigmentation and complete deafness in mutant porcupines.
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