Please use this identifier to cite or link to this item: https://rsuir-library.rsu.ac.th/handle/123456789/2734
Title: The study of effectiveness of platelet-rich plasma (PRP) treatment for lichen planus pigmentosus (pilot study)
Authors: Pitcharat Pituvong
metadata.dc.contributor.advisor: Chanisa Kiatsurayanon
Keywords: Platelet-rich plasma;Plasma -- Physiology;Lichen planus
Issue Date: 2024
Publisher: Rangsit University
metadata.dc.description.other-abstract: This is the first pilot study utilizing intradermal platelet-rich plasma (PRP) in the treatment of lichen planus pigmentosus (LPP). Five participants with a diagnosis was LPP by clinical and histologic features enrolled in these studies. The participants received three sessions of intradermal PRP 2 weeks apart, with a follow up after 2 weeks, 4 weeks, 8 weeks. The melanin index (MI), clinical improvement of pigmentation, patient satisfaction score, and monitored adverse effects were measured. The mean MI score of the subjects was 450.33±69.91 and declined to 392.60±73.88 at the end of study (week 12). All patients demonstrated a significant reduction of the MI score since the first PRP injection (week 2). Clinical improvement as evidenced by escalation of mean QGS grading by 2 dermatologists was initially observed at week 6. The mean patient self-assessment score at week 12 was reported to be thr level of satisfaction, “very satisfied”. Adverse effects were minimal including swelling at injection sites and bruising, which spontaneously resolved in a few days. In summary, intradermal injection of PRP could be an effective alternative or complementary treatment option for treatment-resistant lichen planus pigmentosus. The limitation of our study was the small sample size and short follow-up period.
Description: Thesis (M.S. (Dermatology and Dermatosurgery)) -- Rangsit University, 2023
metadata.dc.description.degree-name: Master of Science
metadata.dc.description.degree-level: Master's Degree
metadata.dc.contributor.degree-discipline: Dermatology and Dermatosurgery
URI: https://rsuir-library.rsu.ac.th/handle/123456789/2734
metadata.dc.type: Thesis
Appears in Collections:Med-DD-M-Thesis

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