Background: Photo-epilation has become an accepted modality for the removal of unwanted hair. However, adverse effects may occur in darker skin patients. Treatment with the ruby laser is generally advised for skin types I-III. Treatment of over 3000 patients (skin types I-III) in our clinic has resulted in a minimal percentage (approximately 3%) of adverse effects. Increasing pulse duration should allow the epidermis to cool and thus minimize thermal damage so that treatment can be extended to dark skin patients.
Objectives: The purpose of our study was to compare tissue reaction in dark skin patients (skin type IV) after treatment with a long-pulse (20 msec) ruby laser and compare the reaction with a 1 msec ruby laser treatment.
Results: Hair removal efficacy was determined to be similar with both pulse durations, but tissue reaction was more severe, including eschar and hypopigmentation, following treatment of dark skin patients with the 1 msec protocol. Increasing the pulse duration to 20 msec appears to result in safe and efficacious ruby laser treatment even for darker skinned patients.
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http://dx.doi.org/10.1080/14628830050516551 | DOI Listing |
Oral Maxillofac Surg
January 2025
North Cumbria University Hospitals NHS Trust, Carlisle, UK.
Introduction: Increasing emphasis has been placed on measurement of quality of life (QOL) as a central criterion for assessment of success of any medical treatment. The aim of our study was to assess the nutritional and quality of life of patient-reported outcomes among patients who have undergone laser resection of tongue cancer.
Materials And Methods: A cross-sectional study was undertaken of patients treated with KTP laser resection of T1/T2 tongue squamous cell carcinoma (SCC) between 2011-2019.
Front Aging Neurosci
January 2025
Department of Joint Surgery, Shandong Provincial Hospital, Shandong University, Jinan, Shandong, China.
Objectives: To perform a meta-analysis of previous studies investigating the effects of laser acupuncture on osteoarthritis.
Study Design: Systematic review and meta-analysis.
Methods: Randomized controlled trials (RCTS) on laser acupuncture for osteoarthritis were searched in the databases of PubMed, Embase, Cochrane Library, and Web of Science with a search deadline of 24 December 2023.
Lasers Med Sci
January 2025
Department of Dermatology, Beijing Friendship Hospital, Capital Medical University, Beijing, China.
Melasma significantly impacts life quality, and while various laser therapies show promise, rigorous comparative studies, especially between the novel Picosecond Alexandrite Laser (PSAL) and the traditional combined modality of Q-switched and Long-pulse Nd: YAG Lasers (QLNYL), are notably lacking. This study aims to fill this gap by evaluating the efficacy and safety of these modalities, providing insights into their comparative advantages for clinical practice. In a prospective, evaluator-blinded study, 40 participants with Fitzpatrick Skin Types (FST) III and IV underwent three treatment sessions at four-week intervals with either PSAL or QLNYL.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Plastic Surgery, Jiangxi Provincial Children's Hospital, Nanchang, China.
Pyogenic granuloma (PG) is benign vascular lesions of the skin and mucous membranes that often involve the skin and mucous membranes, which often trouble patients due to its frequent bleeding. The traditional treatment is surgical removal, but its bleeding, pain, and trauma have led doctors to look for more minimally invasive methods. Between June 1, 2022 to March 1, 2024, we retrospectively analyzed 72 children with PG who were seen and treated in our department for long pulsed 1064 nm Nd: YAG laser (Gentle Nd: YAG laser) and sclerotherapy, respectively.
View Article and Find Full Text PDFJ Cosmet Dermatol
January 2025
Department of Dermatology, Rasool Akram Medical Complex Clinical Research Development Center (RCRDC), School of Medicine, Iran University of Medical Sciences (IUMS), Tehran, Iran.
Background: There is no definitive solution for the treatment of striae distensae (SD), and effectiveness of each treatment method remains controversial. We aimed to investigate and compare the efficacy of the combination of Erbium YAG (Er:YAG) laser and stromal vascular fraction (SVF), the combination of Er:YAG laser and platelet-rich plasma (PRP) and Er:YAG laser plus saline in the treatment of SD.
Materials And Methods: In 12 participating patients with at least three lesions (36 lesions in total), each lesion was treated with an Er:YAG laser.
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