The Effect of Platelet-rich Plasma Nasal Injection in the Treatment of Traumatic Olfactory Dysfunction
The purpose of this study is to explore the efficacy of injecting high-concentration platelet plasma combined with hyaluronic acid into the nasal olfactory mucosa in the treatment of traumatic anosmia.
- EligibilityCriteria: Inclusion Criteria:  18 years of age or older, and loss of olfactory function for more than 6 months after head trauma  Exclusion Criteria:  pregnant or lactating women, patients with compromised immune function, patients with acute or chronic sinus infection, patients with nasal polyps, patients with a history of sinonasal cancer, and patients with low platelets or hemophilia and other blood and blood cell-related diseases - HealthyVolunteers: No - Gender: All - MinimumAge: 18 Years - StdAgeList: Adult, Older Adult