Platelet-rich plasma (PRP) a biogenic stimulator in treatment of primary atrophic rhinitis
Abstract Background Primary atrophic rhinitis (1ry AR) is a chronic nasal disease characterized by the loss of mucociliary clearance and presence of viscid secretions and dried crusts that causes a characteristic foul odor, usually bilateral.A large range of treatment modalities had been tried, yet there is still no agreement upon a curative treatm