{Reference Type}: Case Reports {Title}: Anaphylaxis induced by intra-articular injection of chitosan: A case report and literature review. {Author}: Peng S;Liang Y;Xiao W;Liu Y;Yu M;Liu L; {Journal}: Clin Case Rep {Volume}: 10 {Issue}: 12 {Year}: Dec 2022 暂无{DOI}: 10.1002/ccr3.6596 {Abstract}: Generally, we consider chitosan being a safe, nontoxic natural polymer with wide clinical applications. However, allergic reactions caused by chitosan have been reported on rare occasions. We report here a case of allergy and perform a literature review.