Chikungunya fever (CKF), a neglected tropical disease caused by the chikungunya virus, manifests with skin pigmentary changes in a significant portion of people. A myriad of pigmentary alterations in individuals with CKF have been documented in the literature. This review highlights the pathogenesis, clinical features, histopathology, diagnosis and treatment of CKF-associated pigmentation. Notable presentations include the 'Chik sign' often seen in neonates and children. Treatment involves reassurance and topical agents for persistent pigmentation. Understanding these pigmentary changes is crucial for accurate diagnosis and management, facilitating improved patient outcomes. Further research is warranted to fully elucidate the underlying mechanisms and optimize therapeutic strategies.
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http://dx.doi.org/10.1093/ced/llae242 | DOI Listing |
Arch Dermatol Res
January 2025
Department of Genetics & Biotechnology, Graduate School of Biotechnology, College of Life Sciences, Kyung Hee University, Youngin, 17104, Republic of Korea.
Abnormal melanin synthesis within melanocytes can result in pigmentary skin disorders. Although pigmentation alterations associated with inflammation are frequently observed, the precise reason for this clinical observation is still unknown. More specifically, although many cytokines are known to be critical for inflammatory skin processes, it is unclear how they affect epidermal melanocyte function.
View Article and Find Full Text PDFPLoS One
January 2025
Verana Health, San Francisco, CA, United States of America.
Purpose: To evaluate prevalence and incidence rates of pigmentary maculopathy and retinopathy (PM/PR), and visual acuity (VA) changes in patients exposed to pentosan polysulfate sodium (PPS) and in patients with interstitial cystitis (IC) not exposed to PPS.
Methods: This is a retrospective cohort study (January 2015-March 2021) which included adult de-identified patients from the American Academy of Ophthalmology IRIS® Registry (Intelligent Research in Sight) and Komodo Health database. Three patient cohorts were identified: two PPS-exposed patient cohorts, and Non-PPS-exposed IC patient cohort.
Introduction: Patients with end-stage renal disease usually undergo hemodialysis as a way of renal function replacement therapy which comes with a wide array of systemic and cutaneous complications. The aim of this study was to evaluate the most frequent dermatological manifestations including xerosis, pruritis and other nail, hair and oral conditions, as these are a very important aspect to be considered while managing the patients psychological and physical needs to improve their outcomes and quality of life.
Methods: This retrospective cross-sectional study was performed by selecting 77 patients on hemodialysis based on a certain criteria and data was then collected on a sheet using patients database on Hakeem National E-Health Program, in addition to information from interviews with patients during their hemodialysis sessions after taking an oral informed consent and insuring patients' privacy.
J Dtsch Dermatol Ges
December 2024
Department of Dermatology and Skin Science, University of British Columbia, Vancouver, British Columbia, Canada.
Lichen sclerosus (LS) is a chronic, inflammatory dermatosis most commonly characterized by changes in skin pigmentation and pruritus, with associated dyspareunia and genital architectural changes. There are a variety of complications associated with LS, which further worsen a patient's health-related quality of life. A systematic review was conducted to summarize the literature regarding clinical features of LS, as well as LS-associated complications.
View Article and Find Full Text PDFFree Radic Biol Med
December 2024
Department of Dermatology, Huashan Hospital, Fudan University, No.12 Wulumuqi Zhong Road, Shanghai 200040, PR China. Electronic address:
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