| Article and Authors | 
        Number of Patients | 
        Skin Wounds | 
        PRP Treatment | 
        Time of Treatment | 
      
      
        | Sell et al. A case report on the use of    sustained release platelet-rich plasma for the treatment of chronic pressure    ulcers [29]. | 
        3 | 
        3 pressure ulcers | 
        autologous | 
        Patient 1:8 weeks 
          Patient 2:10 prp applications 
          Patient 3:5 prp applications | 
      
      
        | Yuan et al. The preliminary application    of autologous platelet-rich gel used to treat refractory diabetic dermal    ulcer. | 
        13 | 
        13 diabetic ulcers | 
        autologous | 
        69.2% cured in 3 weeks | 
      
      
        | Driver et al. A prospective, randomized,    controlled trial of autologous platelet-rich plasma gel for the treatment of    diabetic foot ulcers. | 
        72 divided into two groups: 40 for prp    treatment, 32 in a control group | 
        40 diabetic ulcers | 
        autologous | 
        12 weeks | 
      
      
        | Sakata et al. A    retrospective, longitudinal study to evaluate healing lower extremity wounds    in patients with diabetes mellitus and ischemia using standard protocols of    care and platelet-rich plasma gel in a Japanese wound care program. | 
        39 | 
        24 ischemic    diabetic, 10 diabetic, 5 ischemic, 1 pressure ulcers | 
        autologous | 
        83% in 145.2 days | 
      
      
        | Cervelli et al. Application    of enhanced stromal vascular fraction and fat grafting mixed with PRP in post-traumatic    lower extremity ulcers. | 
        10 | 
        Post traumatic low    extremity ulcers | 
        Fat grafting + prp | 
        97.8% in 9.7 weeks | 
      
      
        | Cervelliet al. Application    of platelet-rich plasma in plastic surgery: clinical and in vitro evaluation. | 
        18 | 
        Chronic lower    extremity ulcers | 
        Fat grafting + prp | 
        88.9% in 9.7 weeks | 
      
      
        | Kim et al. Application    of platelet-rich plasma accelerates the wound healing process in acute and    chronic ulcers through rapid migration and upregulation of cyclin A and CDK4    in HaCaT cells. | 
        16 | 
        11 chronic and 5    acute ulcers | 
        autologous | 
        9 of chronic ulcers    healed in 15,18 days, the acute ones in 4-20 days | 
      
      
        | Sarvajnamurthyet    al. Autologous platelet rich plasma in chronic venous ulcers: study of 17    cases. | 
        12 | 
        17 venous ulcers | 
        autologous | 
        5.1 weeks | 
      
      
        | Martinez-Zapata et al. Autologous platelet-rich plasma for treating    chronic wounds. | 
        325 | 
        Chronic wounds | 
        autologous | 
        12 weeks ( 8 to 40) | 
      
      
        | Frykberget al. Chronic    wounds treated with a physiologically relevant concentration of platelet-rich    plasma gel: a prospective case series. | 
        49 | 
        65: the most common    were 21 pressure, 16 venous and 14 diabetic ulcers.  | 
        autologous | 
        97% improved in 2.8    weeks | 
      
      
        | De Angelis et al. Combined use of super-oxidised solution with    negative pressure for the treatment of pressure ulcers: case report. | 
        1 | 
        1 pressure ulcer | 
        Intra- and    per-lesionalprp injections | 
        Prpinfections were    followed by surgery, after which wound reduction was observed | 
      
      
        | Scimecaet al. Novel    use of platelet-rich plasma to augment curative diabetic foot surgery [13]. | 
        1 | 
        Diabetic ulcer | 
        autologous | 
        7 weeks | 
      
      
        | MasoudMehrannia et    al. Platelet Rich Plasma for Treatment of Nonhealing Diabetic Foot Ulcers: A    Case Report [30]. | 
        1 | 
        Diabetic ulcer | 
        autologous | 
        Treatment of 10    days, healed in 8 months | 
      
      
        | Knox et al. Platelet-rich    plasma combined with skin substitute for chronic wound healing: a case report.  | 
        1 | 
        Decubitus ulcer | 
        autologous | 
        6 weeks | 
      
      
        | SaadSetta et al. Platelet-rich plasma    versus platelet-poor plasma in the management of chronic diabetic foot    ulcers: a comparative study. | 
        12 | 
        Diabetic ulcers | 
        Prp treatment efficacy was compared to    platelet-poor plasma (ppp) control group | 
        ??? | 
      
      
        | Kim et al. Recalcitrant cutaneous ulcer    of comorbid patient treated with platelet rich plasma: a case report. | 
        1 | 
        Traumatic cutaneous ulcer | 
        autologous | 
        7 applications of prp: healing in 3 months | 
      
      
        | Nishimoto et al. Supplementation of bone    marrow aspirate-derived platelet-rich plasma for treating radiation-induced    ulcer after cardiac fluoroscopic procedures: A preliminary report. | 
        4 | 
        Radiation induced ulcers | 
        Skin flap supplemented with autologous    bone marrow prp | 
        ??? | 
      
      
        | de Leon et al. The clinical relevance of    treating chronic wounds with an enhanced near-physiological concentration of    platelet-rich plasma gel. | 
        200 | 
        285 chronic wounds | 
        autologous | 
        96.5% of wounds had positive results in    2.2 weeks | 
      
      
        | Dionyssiou et al. The effectiveness of    intralesional injection of platelet-rich plasma in accelerating the healing    of chronic ulcers: an experimental and clinical. | 
        26 | 
        Chronic ulcers | 
        surgical debridement and intralesional    injection of PRP | 
        10 healed in 7 weeks, 16 underwent on    reconstructive procedure after woud bed preparation with prp | 
      
      
        | Cervelli et al. Tissue regeneration in    loss of substance on the lower limbs through use of platelet-rich plasma,    stem cells from adipose tissue, and hyaluronic acid. | 
        30 | 
        Various chronic wounds | 
        Autologous prp + fat grafts | 
        100% improvement in 3 weeks, 47% healing    in 6 weeks, 57% healing in 3 months | 
      
      
        | Sano et al. Treatment of chronic ulcer    with elastic plasma protein and platelet film for wound dressing. | 
        10 | 
        Chronic wounds | 
        Plasma proteins + autologous prp:    platelet-protein film | 
        transcutaneous oxygen tension increased    in 4 days, vascular density increased in 14 days. | 
      
      
        | Park et al. Treatment of refractory    venous stasis ulcers with autologous platelet-rich plasma and light-emitting    diodes: a pilot study. | 
        16 | 
        Venous ulcers | 
        Autologous prp + LED therapy | 
        75% improved in 6 weeks | 
      
      
        | Salazar-Álvarez et al. Use of    Platelet-Rich Plasma in the Healing of Chronic Ulcers of the Lower Extremity. | 
        11 | 
        Non ischemic ulcers: venous and    hypertensive ulcers | 
        autologous | 
        Improvement in 4 weeks |