Background: High-frequency ultrasound has been utilized in dermatology to visualize superficial cutaneous structures. Axillae are often target of treatments for hair removal, for spot clearing, and for skin conditions such as hyperhidrosis, bromhidrosis, and hidradenitis. Detailed knowledge of armpit thickness can help improve existing therapies and increase their effectiveness.
Objective: To describe the mean skin thickness of axillae, by further investigating possible correlations with variations in age, sex, and body mass index (BMI).
Materials And Methods: Axillae were divided into 5 quadrants, 1 central and 4 peripherals. Skin has been assessed by ultrasonography, measuring the distance from epidermis surface to dermal depth, in millimeters, for each of the regions.
Results: Thirty healthy patients participated, most of them were female ( n = 22; 73%), mean age 50 years (26-70 years). Most patients have maximum thickness in the center of axillae (87%). Average skin thickness in the central region was 3.1 ± 0.4 mm. There was significant difference between axillary thickness in central and peripheral regions ( p < .05). On the periphery, the mean thickness was smaller (1.8 mm) without significant variation between the squares. There was no significant variation of skin thickness by sex, age, and BMI.
Conclusion: This study shows a difference between thickness of axillae in the central region and in its periphery.
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http://dx.doi.org/10.1097/DSS.0000000000004377 | DOI Listing |
Small
January 2025
Guangzhou Institute of Blue Energy, Knowledge City, Huangpu District, Guangzhou, 510555, P. R. China.
Physiological wound healing process can restore the functional and structural integrity of skin, but is often delayed due to external disturbance. The development of methods for promoting the repair process of skin wounds represents a highly desired and challenging goal. Here, a flexible, self-powered, and multifunctional triboelectric nanogenerator (TENG) wound patch (e-patch) is presented for accelerating wound healing through the synergy of electrostimulation and photothermal effect.
View Article and Find Full Text PDFWound Manag Prev
December 2024
MIMSR Medical College, Latur, India.
Background: A wound must progress through serial steps of healing to achieve structural and functional stability. This process is hampered in chronic wounds and wounds with delayed healing. Wound cover through skin grafting or a flap, or spontaneous healing through epithelization, requires healthy granulation tissue.
View Article and Find Full Text PDFInt J Cosmet Sci
January 2025
Makeup Products Research, Kao Corporation, Odawara, Japan.
Objective: Currently, nasolabial folds are mainly removed by invasive procedures, resulting in long-lasting changes, as non-surgical user-implementable alternatives are scarce and inefficient. For example, the use of coating films for this purpose has thus far faced substantial difficulties because such films should combine the antithetical properties of shrinkability and flexibility. Herein, we challenge this status quo by identifying a polymer that simultaneously exhibits shrinkability and flexibility and using this polymer to develop a cosmetic formulation for immediate and non-invasive nasolabial fold removal.
View Article and Find Full Text PDFInt J Cosmet Sci
January 2025
L'Oréal Research & Innovation, Chevilly-Larue, France.
Objective: To assess, clinically and instrumentally, the efficacy of a stabilized 12% Vitamin C (VC)-based serum (pH 6) on skin photoageing of women of various age and phototype.
Materials And Methods: Eighty women, with Phototypes I to VI, of various age (45-70y) living in Mauritius, participated in an open, uncontrolled study. After a two-week period of washout, they applied the Vitamin C-based serum twice a day for 2 months onto their whole face as well as a hydrating cream every evening to ensure a comparable skin hydration level in all subjects.
Int J Biol Macromol
January 2025
aDepartment of Dermatology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou 450052, PR China. Electronic address:
Tissue engineering utilizing hydrogel scaffolds in combination with exogenous stem cells holds significant potential for promoting wound regeneration. However, the microenvironment provided by existing skin tissue engineering scaffold materials is often inadequate. Herein, we demonstrate an enzyme-crosslinked hyaluronic acid hydrogel to provide a growth microenvironment for exogenous bone marrow mesenchymal stem cells and promote acute wound healing.
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