Results 281 to 290 of about 57,216 (335)

Disorders of Facial Hyperpigmentation

Dermatologic Clinics, 2023
Disorders of hyperpigmentation are common and challenging conditions which can arise due to a myriad of etiologic factors. Many of them can present across skin types but are more common in skin of color individuals with Fitzpatrick skin types III-VI ...
Nada Elbuluk
exaly   +2 more sources

Treatment of Hyperpigmentation

Facial Plastic Surgery Clinics of North America, 2011
Hyperpigmentation is a common dermatologic condition that is seen in all skin types but is most prominent in skin of color. In skin of color, any inflammation or injury to skin can almost immediately be accompanied by alterations in pigmentation, either hyperpigmentation or hypopigmentation.
Anthony M Rossi
exaly   +5 more sources

Microwave-assisted extraction of polysaccharide from Cinnamomum cassia with anti-hyperpigmentation properties: Optimization and characterization studies.

International Journal of Biological Macromolecules, 2023
The anti-hyperpigmentation effect and tyrosinase inhibitory mechanism of cinnamon polysaccharides have not been reported. The current study focused on the extraction of polysaccharides from Cinnamomum cassia bark using microwave-assisted approach and ...
Al-Hareth AbdulRaheem Salem Al-Ajalein, Muhammad Hakimin Shafie, P. Yap, M. A. Kassim, Idanawati Naharudin, T. Wong, C. Gan   +6 more
semanticscholar   +1 more source

TREATMENT RECOMMENDATIONS FOR ACNE-ASSOCIATED HYPERPIGMENTATION: RESULTS OF A DELPHI CONSENSUS PROCESS AND LITERATURE REVIEW.

Journal of American Academy of Dermatology, 2023
Acne vulgaris can be associated with hyperpigmentation, particularly in individuals with skin of color. This acne-induced macular hyperpigmentation (AMH), also called post-inflammatory hyperpigmentation or PIH, is often long-lasting and negatively ...
Susan C. Taylor, N. Elbuluk, P. Grimes, A. Chien, I. Hamzavi, A. Alexis, Noelani E. González, J. Weiss, Sewon Kang, S. Desai   +9 more
semanticscholar   +1 more source

Disorders of Hyperpigmentation. Part I. Pathogenesis and clinical features of common pigmentary disorders.

Journal of American Academy of Dermatology, 2022
Disorders of hyperpigmentation are common, and depending on the extent and location of involvement, can affect quality of life and pose a significant psychological burden for patients.1,2 Given the similarities in presentation of various causes of ...
Rebecca F Wang, Dayoung Ko, B. Friedman, H. Lim, T. Mohammad   +4 more
semanticscholar   +1 more source

Hyperpigmentation: Looking beyond hydroquinone

Journal of Cosmetic Dermatology, 2022
Hyperpigmentation is the most common complaint in the age group 40–45 years, seeking consultation for skin disorders. Hydroquinone is a commonly used depigmenting agent in clinical practice for treating hyperpigmentation.
N. Charoo
semanticscholar   +1 more source

Postinflammatory Hyperpigmentation

Journal of Cutaneous Medicine and Surgery, 2009
Background: Postinflammatory hyperpigmentation (PIH) commonly occurs in Fitzpatrick skin types III to VI and can have a considerable impact on quality of life. The majority of cases will improve spontaneously, but this can take months or even years to resolve and in some cases can be permanent.
Susan, Taylor, Pearl, Grimes, Joyce, Lim, Sungbin, Im, Harvey, Lui   +4 more
openaire   +2 more sources

Whitening effect of kojic acid dipalmitate loaded nanosized ethosomal gel for the treatment of hyperpigmentation: In vitro and in vivo characterization

Journal of Cosmetic Dermatology, 2022
In recent years, the demands of depigmenting agents in cosmetics have been increased to treat skin conditions such as hyperpigmentation and melasma. Tyrosinase is a major enzyme involve in hyperpigmentation.
Nishma Tanveer, H. Khan, N. Akhtar
semanticscholar   +1 more source

DISORDERS OF HYPERPIGMENTATION

Dermatologic Clinics, 2000
Hyperpigmentation is a common disorder of the skin, particularly in brown-skinned patients. Melasma is a common cause of facial hyperpigmentation and can be resistant to treatment. A combination of topical creams and gels, chemical peels, and sunscreens may be necessary for significant improvement.
A G, Pandya, I L, Guevara
openaire   +2 more sources

Particulate matter promotes hyperpigmentation via AhR/MAPK signaling activation and by increasing α-MSH paracrine levels in keratinocytes.

Environmental Pollution, 2021
Particulate matter with an aerodynamic equivalent diameter of 2.5 μm or less in ambient air (PM2.5) has become a global public and environmental problem, and the control of the PM2.5 concentration in air is an urgent problem.
Yaqian Shi, Zhuotong Zeng, Jiani Liu, Zixin Pi, Puyu Zou, Qiancheng Deng, Xinyu R Ma, Fan Qiao, Weiping Xiong, Chengyun Zhou, Q. Zeng, Rong Xiao   +11 more
semanticscholar   +1 more source