PRP & Cutaneous Wound Healing

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Despite significant advances in medical care and nutrition, there is a growing need to develop novel strategies to improve cutaneous wound healing. The medical field is rapidly advancing towards the development of low or non-invasive procedures and accelerated treatments that can achieve a reduced morbidity and a good functional recovery in our patients to improve their quality of life.

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Management of chronic diabetic foot ulcers using platelet-rich plasma.

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The study was completed by 150 patients, and a total of 150 foot ulcers were assessed. Wound size reduction was detected in patients after four weeks of treatment. In DFUs with a 2-5.5 cm2 surface area, complete closure happened after 7.2 weeks, 5.5-8.5cm2 DFUs completely closed after 7.5 weeks, and 8.5-12.5cm2 DFUs healed completely after 8.8 weeks. None of the wounds reopened after eight months of monitoring.

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ABC Reports: Angels' Shohei Ohtani had platelet-rich plasma injection in pitching elbow

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The Los Angeles Angels' newly signed two-way star, Shohei Ohtani, had a platelet-rich plasma injection in his right pitching elbow in October, according to multiple reports.

Documentation of Ohtani's medical history was circulated to major league teams pursuing the free-agent Japanese baseball star, according to a report by Sports Illustrated, which added that Ohtani's agent told teams such injections often are used in Japan as a preventive measure.

Ohtani has a first-degree sprain of the ulnar collateral ligament, according to a physical report obtained by Yahoo Sports. But Angels general manager Billy Eppler told Yahoo Sports, "We are pleased with the results of the physical, and we are very happy to have the player."

 

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Effects of platelet-rich plasma on pain and muscle strength in patients with knee osteoarthritis.

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RESULTS:

The PRP group showed a significant reduction in the WOMAC-pain and -total scores compared to normal saline group (p < 0.05). Although a significantly greater percentage of knee strength (extensor > flexor) was found in the PRP group during a longer follow-up period, PRP treatment resulted in insignificant differences in muscle strength compared to normal saline.

CONCLUSIONS:

PRP treatment significantly improves pain, stiffness, and disability in patients with knee OA compared to normal saline treatment. Additional strength training is recommended to enhance muscle strength recovery.

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Platelet-rich plasma injection may be effective for alopecia

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The researchers found that hair density was significantly improved at day 28 and at month six for PRP versus PS (P = 0.0156 and 0.0313, respectively) and PPP (P = 0.042 and 0.046, respectively). There was significant histological improvement between day 28 and month six for PRP versus PPP and PS for vessels (P = 0.0160 and 0.021, respectively), collagen (P = 0.0036 and 0.032, respectively), and epithelium (P = 0.0138 and 0.022, respectively). There was no local toxicity.

"Our study suggests that subcutaneous PRP injections using controlled concentration of platelets and leukocytes improve hair growth," the authors write.

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PRP and Alopecia

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Efficacy of subcutaneous injection of platelet-rich plasma in alopecia: A clinical and histological pilot study on a rat model with a six-month long-term follow-up experience.

PURPOSE:

To assess the potential of platelet-rich plasma (PRP) subcutaneous injection of to treat alopecia and to evaluate local toxicity.

RESULTS:

Hair density was significantly improved at D28 and at M6 for PRPQ+ vs PSQ+ (respectively, P = .0156 and P = .0313), PPPQ+ (respectively, P = .042 and P = .046). Significant histological improvement was observed between D28 and M6, for PRPQ+ vs PPPQ+ and PSQ+ for vessels (respectively, P = .0160 and P = .021), collagen (respectively, P = .0036 and P = .032), and epithelium (respectively, P = .0138 and P = .022) with no local toxicity.

CONCLUSION:

Our study suggests that subcutaneous PRP injections using controlled concentration of platelets and leukocytes improve hair growth.

SOURCE https://www.ncbi.nlm.nih.gov/pubmed/29130636

Advances in Hair Restoration

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Abstract

Hair loss affects millions of people worldwide and can have devastating effects on an individual's psychological and emotional well-being. Hair restoration technologies have advanced with the use of robotics and manual and motorized follicular unit extraction to provide patients excellent clinical results. Adjuvant modalities such as platelet-rich plasma injections, lasers and stem cells can further enhance the survivability and appearance of hair transplants.

Dermatol Clin. 2018 Jan;36(1):57-62. doi: 10.1016/j.det.2017.09.008.

Peritendinous injection of platelet-rich plasma to treat tendinopathy: A retrospective review.

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In the present retrospective study assessing PRP injections in the treatment of chronic tendinopathy, a moderate improvement (>50%) in pain symptoms was observed in most of the patients. Our research found that results were most promising with patellar and lateral epicondylar tendinopathy in the short to medium term. Female patients, patients with upper extremity tendinopathy and older patients appeared to benefit more from PRP injection.

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