Figure 2

![Figure 2: Summary of clinical outcomes from PRP treatment studies in alopecia areata shows variable response rates across different injection protocols and patient populations. Hair regrowth outcomes are compared across the included studies.]()

> Source: Kasama Tejapira et al. "Platelet-rich plasma in alopecia areata and primary cicatricial alopecias: A sys." *Frontiers in medicine*, 2022. PMID: [36507528](https://pubmed.ncbi.nlm.nih.gov/36507528/)

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  <img src="" alt="Summary of clinical outcomes from PRP treatment studies in alopecia areata shows variable response rates across different injection protocols and patient populations. Hair regrowth outcomes are compared across the included studies." />
  <figcaption>Figure 2. Summary of clinical outcomes from PRP treatment studies in alopecia areata shows variable response rates across different injection protocols and patient populations. Hair regrowth outcomes are compared across the included studies.<br>  Source: Kasama Tejapira et al. "Platelet-rich plasma in alopecia areata and primary cicatricial alopecias: A sys." <em>Frontiers in medicine</em>, 2022. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/36507528/">36507528</a></figcaption>
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