目的:深入探讨12例口腔溃疡的临床诊断及临床分析。方法:回顾性分析12例口腔溃疡的全部临床资料,通过资料更加进一步掌握了口腔溃疡的诊断要点、病因分析以及预防措施。结果:对12例口腔溃疡患者都做出了正确诊断。结论:全面掌握了口腔溃疡的病因分析、预防措施,对治疗和预防口腔溃疡的发生,有着极其重要的作用。 Objective: To investigate the clinical diagnosis and clinical analysis of 12 cases of oral ulcer. Methods: All the clinical data of 12 cases of oral ulcer were retrospectively analyzed. Through the data, the diagnostic points, etiological analysis and preventive measures of oral ulcer were further mastered. Results: Correct diagnosis of 12 cases of oral ulcer patients were made. Conclusion: The etiology analysis and preventive measures of oral ulcer have been fully mastered, which plays an extremely important role in the treatment and prevention of oral ulcer.