516 results match your criteria Postinflammatory Hyperpigmentation

Botanical Briefs: Phytophotodermatitis Is an Occupational and Recreational Dermatosis in the Limelight.

Cutis 2021 Apr;107(4):187-189

Rutgers New Jersey Medical School, Newark. Dr. Schwartz from the Departments of Dermatology, Pathology, Pediatrics, and Medicine. Mr. Janusz also is from Saint Joseph University, Philadelphia, Pennsylvania.

Phytophotodermatitis (PPD) is a toxic reaction resulting from contact with a photosensitizing botanical chemical followed by exposure to solar or artificial UV light. It may present with bizarre patterns and linear streaks due to a phototoxic agent splashing onto various cutaneous sites; thus, it affects the skin at points of contact and exposure to UV light. Individuals typically experience symptoms within 24 hours of exposure. Read More

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Narrow-Band Reflectance Spectrophotometry for the Assessment of Erythematous and Hyperpigmented Skin Lesions in Localized Scleroderma: A Preliminary Study.

Clin Cosmet Investig Dermatol 2021 28;14:575-580. Epub 2021 May 28.

Department of Dermatology, School of Medicine in Katowice, Medical University of Silesia, Katowice, Poland.

Background: Localized scleroderma (LoS) is an inflammatory fibrosing disease of the connective tissue, whose esthetic sequelae are atrophic skin lesions with hyperpigmentation. The key element of diagnostic and therapeutic procedures is the assessment of the disease's severity and damage. The study objective was to analyze the usefulness of narrow-band reflectance spectrophotometry (NBRS) to assess erythema and hyperpigmentation in LoS lesions. Read More

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Postinflammatory hyperpigmentation: protocol for development of a core outcome set for clinical trials.

Arch Dermatol Res 2021 May 21. Epub 2021 May 21.

Department of Dermatology, Feinberg School of Medicine, Northwestern University, 676 N Saint Clair Street, Suite 1600, Chicago, IL, 60611, USA.

Postinflammatory hyperpigmentation (PIH) is a disorder of pigmentation that is a common presenting complaint, especially in individuals with skin of color. It is associated with a significant psychological burden and decrement of quality of life. Management options include photoprotection, topical lightening agents, and lasers and energy devices. Read More

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Treatment of Postinflammatory Hyperpigmentation: A Dermatologic Challenge.

Muriel W Lambert

Skinmed 2021 1;19(2):99-102. Epub 2021 Apr 1.

Department of Pathology, Immunology, and Laboratory Medicine, Rutgers New Jersey Medical School, Newark, NJ;

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Excoriation (skin-picking) disorder among adolescents and young adults with acne-induced postinflammatory hyperpigmentation and scars.

Int J Dermatol 2021 Apr 16. Epub 2021 Apr 16.

Psychology Unit, Department of General Science and Maths, Prince Sultan University, Riyadh, Saudi Arabia.

A plethora of health-related concerns, including skin disorders, are particularly common during the critical periods of adolescence and young adulthood. Their reactions to skin-related disorders can be different from their reactions to other disorders. While medical problems could be physiologically impacting, skin disorders like excoriation disorder can, in addition, directly affect their physical appearance in ways that have psychological consequences like anxiety, low self-esteem, and impaired quality of life. Read More

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1927 nm Thulium Laser Successfully Treats PostInflammatory Hyperpigmentation in Skin of Color.

Dermatol Res Pract 2021 25;2021:5560386. Epub 2021 Mar 25.

Department of Dermatology, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi Arabia.

Background: Treatment of postinflammatory hyperpigmentation (PIH) in patients with dark skin is challenging as the treatment itself might provoke paradoxical PIH. Only few studies examined the safety and efficacy of nonablative laser treatment in these patients. The objective was to examine efficacy and safety of nonablative 1927 nm wavelength laser followed by bleaching creams in the treatment of PIH. Read More

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Tips for addressing common conditions affecting pediatric and adolescent patients with skin of color.

Pediatr Dermatol 2021 Mar 2. Epub 2021 Mar 2.

Lewis Katz School of Medicine, Department of Dermatology, Temple University, Philadelphia, PA, USA.

Pediatric and adolesent patients with skin of color are seen by dermatologists for common complaints such as acne, atopic dermatitis, and traction alopecia. Combining the understanding of cultural practices, empathetic patient communication, and social implications is useful in counseling and treating pediatric and adolescent patients with skin of color. Read More

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Three-Year Results of Facial Photoaging in Asian Patients After Alexandrite 755 nm Picosecond Laser With Diffractive Lens Array: A Split-Face, Single-Blinded, Randomized Controlled Comparison.

Lasers Surg Med 2021 Feb 19. Epub 2021 Feb 19.

Department of Dermatology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, 200011, China.

Background And Objective: The long-term efficacy of a picosecond alexandrite laser (PSAL) with a diffractive lens array (DLA) for the treatment of photoaging is absent. To observe the long-term efficacy of PSAL for the treatment of photoaging.

Study Design/materials And Methods: Each patient (n = 10) received 10 treatments at 2-week intervals. Read More

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February 2021

Prurigo Pigmentosa: Demographics and Characteristics in 14 Caucasian Patients.

Dermatology 2021 Feb 16:1-6. Epub 2021 Feb 16.

Department of Dermatology, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland.

Background: Prurigo pigmentosa (PP) is an inflammatory dermatosis typically reported in young Asian women and characterized by recurrent papulovesicular lesions resolving with a postinflammatory reticulated hyperpigmentation.

Methods: We have included all consecutive patients with PP diagnosed in our tertiary center between 2013 and 2020. The clinical information was retrospectively collected from medical records. Read More

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February 2021

Comparison between the use of intense pulsed light and Q-switched neodymium-doped yttrium aluminum garnet laser for the treatment of axillary hyperpigmentation.

J Cosmet Dermatol 2021 Feb 7. Epub 2021 Feb 7.

Skin Center, Faculty of Medicine, Srinakharinwirot University, Bangkok, Thailand.

Background: Axillary hyperpigmentation (AH) is a condition in which axillary skin is darker than the adjacent areas. To date, there is no standard treatment for AH. The Q-switched neodymium-doped yttrium aluminum garnet 1064-nm(QS) laser and intense pulsed light (IPL) are two effective modalities for the treatment of pigmentary disorders; however, the efficacy and safety levels of both treatments for AH have not yet been compared in a controlled study. Read More

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February 2021

Predicting the risk of postinflammatory hyperpigmentation: The palmar creases pigmentation scale.

J Cosmet Dermatol 2021 Apr 15;20(4):1263-1270. Epub 2021 Feb 15.

Dermatology, iDerma, Monterrey, Mexico.

Background: Postinflammatory hyperpigmentation (PIH) may affect any skin type but has been linked more often to darker skin. While propensity to hyperpigmentation has not been fully elucidated, there may be a direct correlation to one's palmar crease pigmentation.

Objective: The aim of this study is to validate the reliable use of a palmar creases pigmentation (PCP) scale, and its accuracy in predicting the risk of PIH. Read More

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Patient Satisfaction and Management of Postoperative Complications Following Ablative Carbon Dioxide Laser Resurfacing of the Lower Eyelids.

Ophthalmic Plast Reconstr Surg 2021 Jan 19. Epub 2021 Jan 19.

Department of Ophthalmology Department of Dermatology, Duke University, Durham, North Carolina.

Purpose: To describe postoperative management following ablative carbon dioxide laser resurfacing of the lower eyelids.

Methods: A retrospective review of patients who consecutively underwent bilateral lower eyelid ablative carbon dioxide laser resurfacing by a single experienced oculoplastic surgeon over a 6-year period was conducted. Patient satisfaction, aesthetic outcomes, and postoperative complications were evaluated as adjunctive or monotherapy. Read More

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January 2021

Effect of glycolic acid, phytic acid, soothing complex containing Emulsion on Hyperpigmentation and skin luminosity: A clinical evaluation.

J Cosmet Dermatol 2021 Mar 2;20(3):776-780. Epub 2021 Feb 2.

Houshmand Dermatology and Wellness, Dallas, TX, USA.

Background: Improvement in skin luminosity and dyschromia such as postinflammatory hyperpigmentation (PIH) and actinic photodamage are leading causes for cosmetic consultation. Formulation of topical at home treatment is challenging, using a range of modalities, to help hinder or prevent inflammatory mediators without further irritating the skin. Glycolic acid is a known antioxidant; in various free acid levels, it has been introduced as a topical therapy aimed at reducing pigmentation and improving skin texture, tone, and luminosity. Read More

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Dynamic evaluation of an in vivo postinflammatory hyperpigmentation model using reflectance confocal microscopy and spectrophotometry.

J Cosmet Dermatol 2021 Jan 4. Epub 2021 Jan 4.

Department of Dermatology, Huashan Hospital, Fudan University, Shanghai, China.

Background: Postinflammatory hyperpigmentation (PIH) reflects a dynamic process from primary injury and cutaneous inflammation to subsequent melanogenesis and hyperpigmentation, of which pathogenesis remains unclear, hindering the development of targeted therapies.

Aims: To observe the dynamic development of PIH; determine the starting point and peak point of the inflammatory phase and pigmentary phase; and clarify the timing of anti-inflammatory and anti-pigmentary treatment.

Methods: Thirty healthy volunteers with Fitzpatrick skin types III-IV were enrolled and underwent suction blisters. Read More

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January 2021

Comparison of Fractional Micro-Plasma Radiofrequency and Fractional Microneedle Radiofrequency for the Treatment of Atrophic Acne Scars: A Pilot Randomized Split-Face Clinical Study in China.

Lasers Surg Med 2020 Dec 16. Epub 2020 Dec 16.

Department of Dermatology, Southwest Hospital, Army Medical University, Chongqing, 400038, China.

Background And Objective: Both fractional micro-plasma radiofrequency (RF) and fractional microneedle RF are novel devices that can be applied for the treatment of atrophic acne scars, and they have both been proved to be effective. To compare the clinical effectiveness and adverse reactions of fractional micro-plasma RF and fractional microneedle RF for the therapy of facial atrophic acne scars in a randomized split-face study.

Study Design/materials And Methods: Sixty patients with facial atrophic acne scars received three applications at 2-month intervals in a randomized split-face study using fractional micro-plasma RF and fractional microneedle RF on different sides of the face. Read More

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December 2020

Objective and Long-Term Evaluation of the Efficacy and Safety of a 1064-nm Picosecond Laser With Fractionated Microlens Array for the Treatment of Atrophic Acne Scar in Asians.

Lasers Surg Med 2020 Dec 16. Epub 2020 Dec 16.

Department of Dermatology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, 10700, Thailand.

Background And Objective: Fractional 1064-nm picosecond-domain laser has recently been utilized for the treatment of atrophic acne scars and showed promising results. However, data on the safety and efficacy of this procedure in dark-skinned patients are limited. This prospective, self-controlled study was conducted to objectively evaluate the safety and efficacy of a 1064-nm picosecond laser coupled with a microlens array (MLA) for the treatment of atrophic acne scars on Asian skin. Read More

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December 2020

Intralesional measles, mumps, and rubella vaccine immunotherapy in molluscum contagiosum: A retrospective observational study from a tertiary care center in north India.

Dermatol Ther 2021 01 9;34(1):e14615. Epub 2020 Dec 9.

Department of Dermatology, Venereology & Leprology, Teerthanker Mahaveer University Medical College & Research Centre, Moradabad, India.

Molluscum contagiosum (MC) is a mucocutaneous viral infection, often self-limiting but untreated lesions can often last for 2 months to 2 years. Previously intralesional measles, mumps, and rubella (MMR) vaccine has been tried for the treatment of warts but no studies exist of its use in MC. We report our experience with intralesional MMR in 22 patients of MC. Read More

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January 2021

Non-Ablative 1927 nm Fractional Thulium Fiber Laser: New, Promising Treatment Modality for Riehl's Melanosis.

Lasers Surg Med 2021 Jul 1;53(5):640-646. Epub 2020 Dec 1.

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

Background And Objectives: The treatment of Riehl's melanosis, also known as pigmented contact dermatitis, is highly challenging. Intense pulsed light (IPL) and 1064 nm Q-switched Nd:Yag (QS-Nd:YAG) laser are reported to have some efficacy. However, no single effective treatment has yet been identified. 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

[Laser treatment of pigmentation disorders].

Hautarzt 2020 Dec;71(12):920-925

Abteilung für pädiatrische Dermatologie, Colentina-Krankenhaus, Bukarest, Rumänien.

Pigmentation disorders are among the most common cutaneous changes and occur in up to 60% of all people. They can be genetic or acquired, functionally or cosmetically disturbing, or the expression of a medical disorder. The best treatment options for hyperpigmentation are usually lasers and intense pulsed light (IPL). Read More

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December 2020

Combined isobutylamido thiazolyl resorcinol and low-fluence Q-switched Nd: YAG laser for the treatment of facial hyperpigmentation: A randomized, split-face study.

J Cosmet Dermatol 2021 Jun 29;20(6):1724-1731. Epub 2020 Oct 29.

Division of Dermatology, Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.

Background: Isobutylamido thiazolyl resorcinol (ITR) is a novel anti-tyrosinase recently shown to be effective in the treatment of hyperpigmentation. Low-fluence Q-switched Nd:YAG 1064-nm laser (LFQS) has proven to be effective for various hyperpigmentary conditions. However, there is no study on the efficacy and safety of combined ITR and LFQS treatment. Read More

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Postinflammatory Hyperpigmentation following Electrodesiccation with a Eutectic Mixture of Local Anesthetics.

Skinmed 2020 1;18(4):222-225. Epub 2020 Aug 1.

Department of Dermatology, Mahatma Gandhi Medical College & Maharaja Yashwantrao Hospital, Indore, Madhya Pradesh, India.

We assessed the effects of prior application of a eutectic mixture of local anesthetics (EMLA) on the appearance of dyschromia at the site of superficial electrodesiccation in an observer-blind, case-control study in 60 patients. Thirty subjects each were assigned to Groups A and B; both groups underwent radiofrequency (RFC) ablation for facial dermatosis papulosa nigrans (DPN). Group A received RFC ablation with prior application of EMLA, whereas Group B did not. Read More

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Successful Management of a Black Male With Psoriasis and Dyspigmentation Treated With Halobetasol Propionate 0.01%/Tazarotene 0.045% Lotion: Case Report

J Drugs Dermatol 2020 10;19(10):1000-1004

Skin of color patients with psoriasis face unique challenges related to disease characteristics and treatment. Dyspigmentation, including postinflammatory hypo- and hyperpigmentation, more frequently and severely affects patients with skin of color and remains a challenge in psoriasis management. We present the case of a 58-year-old Black male with moderate psoriasis who was treated for 8 weeks with a fixed combination halobetasol propionate 0. Read More

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October 2020

Postinflammatory and rebound hyperpigmentation as a complication after treatment efficacy of telangiectatic melasma with 585 nanometers Q-switched Nd: YAG laser and 4% hydroquinone cream in skin phototypes III-V.

J Cosmet Dermatol 2021 Jun 16;20(6):1700-1708. Epub 2020 Oct 16.

Department of Pediatrics, Faculty of Medicine, King Chulalongkorn Memorial Hospital, Chulalongkorn University, Bangkok, Thailand.

Background: The potential efficacy of vascular component-targeted laser has been evaluated for the treatment of melasma, which commonly found with the co-existence of telangiectasia.

Aims: To evaluate the treatment efficacy and safety of 585-nm QSNYL and 4% HQ cream combination vs 4% HQ cream alone for telangiectatic melasma in the skin phototypes III-V.

Patients/methods: Twenty-one Thai female patients with telangiectatic melasma and Fitzpatrick skin phototypes (FPTs) III-V were randomly treated with the 585-nm QSNYL on one side of the face for five sessions at 2-week intervals. Read More

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A case report on the use of topical cysteamine 5% cream in the management of refractory postinflammatory hyperpigmentation (PIH) resistant to triple combination cream (hydroquinone, topical corticosteroids, and retinoids).

J Cosmet Dermatol 2021 Jan 31;20(1):204-206. Epub 2020 Oct 31.

Department of Dermatology, University Hospitals Birmingham, Birmingham, UK.

Background: Postinflammatory hyperpigmentation (PIH) occurs as a result of different inflammatory dermatoses and exogenous factors in individuals with darker skin types. With current skin lightening treatments, there are concerns about irritation leading to worsening of their underlying inflammatory skin condition or worsening of PIH.

Case: A 20-year-old woman with Fitzpatrick skin type (FST) V presented with facial hyperpigmented patches since childhood following an intermittent erythematous, pruritic facial rash. Read More

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January 2021

Fusidic acid cream comparatively minimizes signs of inflammation and postinflammatory hyperpigmentation after ablative fractional CO laser resurfacing in Chinese patients: A randomized controlled trial.

J Cosmet Dermatol 2021 Jun 9;20(6):1692-1699. Epub 2020 Oct 9.

Department of Dermatology, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.

Background: Inflammation and postinflammatory hyperpigmentation (PIH) are two adverse side effects of ablative fractional CO laser (ablative Fr CO ) treatment for both rejuvenation and acne scars.

Aims: To evaluate the efficacy of fusidic acid cream versus erythromycin ointment as postoperative therapy in patients who underwent ablative Fr CO treatment for atrophic acne scars.

Methods: Sixty Chinese patients who fulfilled the study criteria were recruited and randomly assigned to an experimental group treated with fusidic acid cream or a control group treated with erythromycin ointment. Read More

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Tolerability of tretinoin lotion 0.05% for moderate to severe acne vulgaris: a post hoc analysis in a black population.

Cutis 2020 Jul;106(1):45-50;E1

Ortho Dermatologics, Bridgewater, New Jersey, USA.

Acne vulgaris (acne) is the most common dermatologic disorder seen in black patients. However, data are lacking on the effects of treatments, such as topical retinoids. Acne in black patients is frequently associated with postinflammatory hyperpigmentation (PIH), which can be of greater concern than the patient's acne and often is the main reason these patients seek a dermatologist consultation. Read More

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Comparison of Fractional Picosecond 1064-nm Laser and Fractional Carbon Dioxide Laser for Treating Atrophic Acne Scars: A Randomized Split-Face Trial.

Dermatol Surg 2021 02;47(2):e58-e65

Samitivej Esthetic Institute, Samitivej Sukhumvit Hospital, Bangkok, Thailand.

Background: To date, no studies have compared the fractional picosecond 1064-nm laser (FxPico) and fractional carbon dioxide laser (FxCO2) for the treatment of acne scars.

Objective: To compare the efficacy and safety between FxPico and FxCO2 for treating facial atrophic acne scars.

Materials And Methods: Twenty-five Asian patients with mild to moderate atrophic acne scars underwent single sessions of randomized split-face treatment with FxPico and FxCO2. Read More

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February 2021

A Systematic Review of the Efficacy and Safety of Microneedling in the Treatment of Melasma.

Dermatol Surg 2020 12;46(12):1636-1641

Departments of Dermatology, Otolaryngology, and Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois.

Background: Melasma is an acquired disorder of hyperpigmentation that is often recalcitrant to current therapies. Microneedling is used to treat scars, striae, and rhytides and has a relatively low risk of post-treatment dyspigmentation. Several studies have examined its use in melasma. Read More

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December 2020

Catamenial Hyperpigmentation: A Review.

J Clin Aesthet Dermatol 2020 Jun 1;13(6):18-21. Epub 2020 Jun 1.

Drs. Mobasher, Foulad, Juhasz, Mesinkovska, Ms. Raffi, Mr. Zachary, and Mr. Fackler are with the Department of Dermatology, University of California, Irvine in Irvine, California.

Changes in skin pigmentation patterns related to the fluctuation of estrogen receptors and progesterone receptors during menstruation, also known as catamenial hyperpigmentation, have been reported in several studies. We sought to summarize the literature on catamenial skin hyperpigmentation and menses-induced exacerbations of skin pigmentation disorders. We searched PubMed/MEDLINE and the Cochrane Skin database with the search terms and , and , and , and and , then assessed the relevant literature on skin diseases related to nonpathological menstruation. Read More

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