79 results match your criteria Idiopathic Guttate Hypomelanosis

Unveiling idiopathic guttate hypomelanosis: pathology, immunohistochemistry, and ultrastructural study.

Int J Dermatol 2022 Feb 3. Epub 2022 Feb 3.

Department of Dermatology, São Paulo Federal University (Universidade Federal de São Paulo - UNIFESP), São Paulo, Brazil.

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February 2022

Treatment of idiopathic guttate hypomelanosis with a tattoo device versus a handheld needle.

JAAD Int 2021 Jun 6;3:14-16. Epub 2021 Mar 6.

Department of Dermatology, São Paulo Federal University (Universidade Federal de São Paulo-UNIFESP), São Paulo, São Paulo.

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Treatment of idiopathic guttate hypomelanosis with 5-fluorouracil tattooing using a handheld needle.

JAAD Int 2020 Dec 3;1(2):200-201. Epub 2020 Nov 3.

Department of Dermatology HBT Medical College and R N Cooper Municipal General Hospital, Mumbai, Maharashtra, India.

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December 2020

Idiopathic guttate hypomelanosis: Presentation and Management.

J Cosmet Laser Ther 2021 Feb 25;23(1-2):8-15. Epub 2021 Jul 25.

Private Practitioner, Ahmedabad, India.

Idiopathic guttate hypomelanosis (IGH) is a benign, typically asymptomatic, acquired leukoderma characteristically affecting mature individuals. Although the etiopathogenesis is unclear, chronic sun exposure and senile degeneration are important triggers. Researchers have been engaged in a continuous effort to unveil the gray areas encompassing different aspects of IGH pathogenesis. Read More

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February 2021

Dermoscopy of acquired pigmentary disorders: a comprehensive review.

Int J Dermatol 2022 Jan 7;61(1):7-19. Epub 2021 Jul 7.

Keck School of Medicine of University of Southern California, Los Angeles, California, USA.

Dermoscopy has traditionally been used for the diagnosis of neoplasms and more recently in the evaluation of inflammatory conditions. Recent observational studies have suggested a role for dermoscopy in identifying and differentiating acquired pigmentary disorders. This comprehensive review will summarize the growing literature on the use of dermoscopy for pigmentary disorders. Read More

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January 2022

Idiopathic Guttate Hypomelanosis Treated with 308-nm Excimer Light and Topical Bimatoprost.

J Cutan Aesthet Surg 2021 Jan-Mar;14(1):115-117

Everything Skin Clinic, Cheadle, UK.

Idiopathic guttate hypomelanosis (IGH) is an acquired pigmentary disorder that is characterized by the presence of multiple hypopigmented macules on the shins and forearms. Albeit asymptomatic, it can cause considerable cosmetic anxiety. The pathogenesis is not fully understood and to date, there have been no successful treatments. Read More

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Dermatoses in the Elderly: Clinico-Demographic Profile of Patients Attending a Tertiary Care Centre.

Indian J Dermatol 2021 Jan-Feb;66(1):74-80

Department of Dermatology, All India Institute of Medical Sciences, Patna, Bihar, India.

Background: Elderly population is vulnerable to develop a multitude of dermatological diseases, owing to comorbidities and polypharmacies.

Objective: To know the prevalence of dermatological conditions in elderly patients attending outpatient department, determine the pattern and relative frequency of skin diseases, and find the relation with associated comorbidities.

Materials And Methods: We performed a cross-sectional study on 250 patients, aged ≥60 years. Read More

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Do oxidative stress and melanin accumulation contribute to the pathogenesis of idiopathic guttate hypomelanosis: A prospective case-control study.

J Cosmet Dermatol 2022 Mar 6;21(3):1154-1162. Epub 2021 May 6.

Department of Skin & V.D, Nalanda Medical College and Hospital, Patna, India.

Background: Oxidative stress parameters have been reported to be significantly higher than controls in diverse disorders of pigmentation but no such data seem to be extant for IGH.

Objectives: To verify whether heightened oxidative stress levels are seen in patients with IGH (compared with matched controls) and quantify the same in blood using appropriate biochemical markers. Further, an attempt to determine if there might be any correlation between the amount of oxidative stress and the severity of the disease. Read More

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5-Fluorouracil in Dermatology: The Diverse Uses Beyond Malignant and Premalignant Skin Disease.

Dermatol Surg 2021 03;47(3):e66-e70

Vernova Healthcare CIC, Macclesfield, United Kingdom.

Background: 5-fluorouracil (5-FU) is widely used for treatment of malignant and premalignant skin cancers; however, its use in other common cutaneous conditions has been less widely reported.

Objective: We investigated the off-label uses of 5-FU beyond malignant and premalignant skin disease.

Methods: We conducted a literature review searching multiple databases to evaluate the evidence for the off-label uses of 5-FU. Read More

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[Treatment of pigmentation disorders in association with systemic diseases].

Hautarzt 2020 Dec;71(12):932-943

Carol-Davila-Universität für Medizin und Pharmazie, Bukarest, Rumänien.

Pigmentation disorders are a frequent skin problem and incorporate a broad spectrum of diseases, caused by an abnormal melanin pigmentation or also non-melanin pigmentation of the skin. Both hypermelanosis and hypomelanosis can be hereditary or acquired. This article summarizes the treatment approaches that are used in the majority of acquired pigmentation disorders of the skin. Read More

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December 2020

Prevalence and pattern of skin diseases in patients with diabetes mellitus at a tertiary hospital in Northern Nigeria.

Niger J Clin Pract 2020 Jul;23(7):970-974

Department of Medicine, Ahmadu Bello University Teaching Hospital, Zaria, Nigeria.

Background: Diabetes mellitus is one of the most common metabolic disorders with a rising prevalence. It cuts across all ages and socioeconomic status. Various skin lesions are frequently observed in diabetic patients. Read More

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Role of senescent fibroblasts in the development of idiopathic guttate hypomelanosis.

Br J Dermatol 2020 06 14;182(6):1481-1482. Epub 2020 Jan 14.

Department of Dermatology and Cutaneous Biology Research Institute, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.

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Low-fluence fractional CO laser in the treatment of idiopathic guttate hypomelanosis: a pilot study.

Br J Dermatol 2020 02 6;182(2):485-486. Epub 2019 Oct 6.

Department of Dermatology, St. Vincent's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.

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February 2020

Dermoscopy is a new diagnostic tool in diagnosis of common hypopigmented macular disease: A descriptive study.

Khitam Al-Refu

Dermatol Reports 2019 Jan 21;11(1):7916. Epub 2018 Dec 21.

Faculty of Medicine, Mutah University, Jordan.

One of the most frequent complaints in dermatology clinics is the eruption of hypopigmented patchy skin lesions. The aim of the study was to investigate the utility of dermoscopy in common hypopigmented macular diseases. Patients with the followings diseases were examined by dermoscopy: vitiligo, pityriasis alba, nevus depigmentosus, achromic pityriasis versicolor, idiopathic guttate hypomelanosis, and extragenital guttate lichen sclerosus. Read More

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January 2019

Peripilar "Guttate" Hypopigmentation of the Scalp and Idiopathic Guttate Hypomelanosis in Frontal Fibrosing Alopecia.

Skin Appendage Disord 2019 Feb 14;5(2):100-103. Epub 2018 Jun 14.

Department of Dermatology and Cutaneous Surgery University of Miami L. Miller School of Medicine, University of Miami L. Miller School of Medicine, Miami, Florida, USA.

Frontal fibrosing alopecia (FFA) is characterized by progressive band-like scarring alopecia involving the frontotemporal hairline and limbs and irreversible alopecia of the eyebrows. Two opposite types of pigmentary alterations have been reported in FFA: hyper- and hypopigmentation. Here, we report a 57-year-old Hispanic female with FFA who presented with peripilar hypopigmentation and idiopathic guttate hypomelanosis on the upper extremities. Read More

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February 2019

Acquired disorders with hypopigmentation: A clinical approach to diagnosis and treatment.

J Am Acad Dermatol 2019 May 17;80(5):1233-1250.e10. Epub 2018 Sep 17.

Department of Dermatology, University of Florida, Gainesville, Florida; Department of Pediatrics, University of Florida, Gainesville, Florida.

Acquired hypopigmented skin changes are commonly encountered by dermatologists. Although hypopigmentation is often asymptomatic and benign, occasional serious and disabling conditions present with cutaneous hypopigmentation. A thorough history and physical examination, centered on disease distribution and morphologic findings, can aid in delineating the causes of acquired hypopigmented disorders. Read More

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A novel NCSTN gene mutation in a Chinese family with acne inversa.

Mol Genet Genomics 2018 Dec 20;293(6):1469-1475. Epub 2018 Jul 20.

Mckusick-Zhang Center for Genetic Medicine, State Key Laboratory of Medical Molecular Biology, Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.

Acne inversa (AI) is a chronic inflammatory disease of hair follicles. The pathogenesis of AI remains unclear. Haploinsufficiency of genes encoding γ-secretase components is the genetic basis for a subset of familial AI. Read More

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December 2018

Cutaneous manifestations in Egyptian children with beta-thalassemia major: Relationship with serum ferritin, thyroid profile, and treatment modalities.

Pediatr Dermatol 2018 Sep 26;35(5):639-643. Epub 2018 Jun 26.

Departments of Dermatology, Venereology, and STDs, Faculty of Medicine, Fayoum University, Fayoum, Egypt.

Background: Cutaneous manifestations can be found in many patients with hematologic disorders, including thalassemia.

Methods: Patients with beta-thalassemia major attending the pediatric department of Fayoum University Hospital from April 2016 to October 2016 (n = 100) were compared with controls (n = 100). Both groups underwent detailed history evaluation, clinical examination, and laboratory investigations, including complete blood count, liver and kidney function, serum ferritin, and thyroid profile. Read More

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September 2018

Reply to: "Comment on 'Activation of melanocytes in idiopathic guttate hypomelanosis after 5-fluorouracil infusion using a tattoo machine: Preliminary analysis of a randomized, split-body, single blinded, placebo controlled clinical trial'".

J Am Acad Dermatol 2018 10 2;79(4):e81-e82. Epub 2018 Jun 2.

Department of Dermatology, São Paulo State School of Medicine, Federal University of São Paulo (Universidade Federal de São Paulo - UNIFESP)/SP, Brazil.

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October 2018

Clinicopathologic findings of guttate leukoderma in Darier disease: A helpful diagnostic feature.

JAAD Case Rep 2018 Apr 6;4(3):262-266. Epub 2018 Mar 6.

Department of Dermatology, University of Florida College of Medicine, Gainesville, Florida.

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Comparative study of ablative fractional photothermolysis versus topical retinoid cream in the treatment of idiopathic guttate hypomelanosis.

J Cosmet Laser Ther 2018 Nov - Dec;20(7-8):405-409. Epub 2018 Mar 16.

a Department of Dermatology , Hanyang University College of Medicine , Seoul , Korea.

: Despite various treatments attempts, no prospective studies have compared the different therapeutic modalities for treatment of idiopathic guttate hypomelanosis (IGH). This study aimed to compare the efficacy of CO fractional laser (CO₂FL), Er:YAG fractional laser (EYFL), and 0.025% topical tretinoin for treating IGH. Read More

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Melanocyte abnormalities and senescence in the pathogenesis of idiopathic guttate hypomelanosis.

Int J Dermatol 2018 May 8;57(5):559-565. Epub 2018 Mar 8.

Department of Dermatology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.

Background: Idiopathic guttate hypomelanosis (IGH) is a pigmentary disorder of unknown pathogenesis characterized by small discrete white macules. In the skin, epidermal melanin unit between melanocytes and keratinocytes is responsible for melanin synthesis and equal distribution of melanin pigment.

Objective: Therefore, this study was designed to check the role of melanocytes in the pathogenesis of IGH. Read More

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Excimer Light Treatment for Idiopathic Guttate Hypomelanosis: A Pilot Study.

Dermatol Surg 2017 Apr;43(4):553-557

*Westlake Dermatology, Austin, Texas; †Department of Medicine (Dermatology), Dell Medical School, University of Texas at Austin, Austin, Texas.

Background: Idiopathic guttate hypomelanosis (IGH) is a commonly acquired benign leukoderma characterized by multiple discrete, hypo- or depigmented macules often on extremities that can be aesthetically undesirable for patients. This is the first study using excimer laser for treatment.

Objective: To determine the effectiveness of excimer laser for repigmentation of idiopathic guttate hypomelanosis. Read More

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Cutaneous problems in elderly diabetics: A population-based comparative cross-sectional survey.

N Asokan V G Binesh

Indian J Dermatol Venereol Leprol 2017 Mar-Apr;83(2):205-211

Department of Dermatology and Venereology, Government Medical College, Thrissur, Kerala, India.

Background: There are few population-based studies on prevalence of cutaneous problems in diabetes mellitus.

Aims: To identify skin problems associated with diabetes mellitus among elderly persons in a village in Kerala.

Methods: In this population-based cross-sectional survey, we compared the prevalence of skin problems among 287 elderly diabetics (aged 65 years or more) with 275 randomly selected elderly persons without diabetes mellitus. Read More

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Dermoscopy in General Dermatology: A Practical Overview.

Dermatol Ther (Heidelb) 2016 Dec 9;6(4):471-507. Epub 2016 Sep 9.

Department of Experimental and Clinical Medicine, Institute of Dermatology, University of Udine, Udine, Italy.

Over the last few years, dermoscopy has been shown to be a useful tool in assisting the noninvasive diagnosis of various general dermatological disorders. In this article, we sought to provide an up-to-date practical overview on the use of dermoscopy in general dermatology by analysing the dermoscopic differential diagnosis of relatively common dermatological disorders grouped according to their clinical presentation, i.e. Read More

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December 2016