BACKGROUND Camrelizumab(SHR-1210),an immune checkpoint inhibitor,is clinically used as a therapeutic option for various types of tumors.However,reports of adverse reactions associated with camrelizumab are gradually i...BACKGROUND Camrelizumab(SHR-1210),an immune checkpoint inhibitor,is clinically used as a therapeutic option for various types of tumors.However,reports of adverse reactions associated with camrelizumab are gradually increasing.Anaphylactic shock due to camrelizumab has not been reported previously,until now.We report here,for the first time,a case of anaphylactic shock associated with camrelizumab in a patient with esophageal squamous cell carcinoma.CASE SUMMARY An 84-year-old male esophageal cancer patient received radiotherapy and chemotherapy 11 years ago.He was diagnosed with advanced esophageal squamous cell carcinoma with liver metastasis(Tx N1 M1)and received the first immunotherapy(camrelizumab 200 mg/each time,once every 3 wk)dose in December 2020,with no adverse reactions.Three weeks later,a generalized rash was noted on the chest and upper limbs;palpitations and breathing difficulties with a sense of dying occurred 10 min after the patient had been administered with the second camrelizumab therapy.Electrocardiograph monitoring revealed a 70 beats/min pulse rate,69/24 mm Hg(1 mm Hg=0.133 k Pa)blood pressure,28 breaths/min respiratory rate,and 86%pulse oximetry in room air.The patient was diagnosed with anaphylactic shock and was managed with intravenous fluid,adrenaline,dexamethasone sodium phosphate,calcium glucosate,and noradrenaline.Approximately 2 h after treatment,the patient’s anaphylactic shock symptoms had been completely relieved.CONCLUSION Due to the widespread use of camrelizumab,attention should be paid to anti-programmed cell death 1 antibody therapy-associated hypersensitivity or anaphylactic shock.展开更多
基金Supported by the National Natural Science Foundation of China,No.81873317the Natural Science Foundation of Zhejiang,No.LSY19H030002the Science and Technology Projects of Hangzhou City,No.20181228Y22。
文摘BACKGROUND Camrelizumab(SHR-1210),an immune checkpoint inhibitor,is clinically used as a therapeutic option for various types of tumors.However,reports of adverse reactions associated with camrelizumab are gradually increasing.Anaphylactic shock due to camrelizumab has not been reported previously,until now.We report here,for the first time,a case of anaphylactic shock associated with camrelizumab in a patient with esophageal squamous cell carcinoma.CASE SUMMARY An 84-year-old male esophageal cancer patient received radiotherapy and chemotherapy 11 years ago.He was diagnosed with advanced esophageal squamous cell carcinoma with liver metastasis(Tx N1 M1)and received the first immunotherapy(camrelizumab 200 mg/each time,once every 3 wk)dose in December 2020,with no adverse reactions.Three weeks later,a generalized rash was noted on the chest and upper limbs;palpitations and breathing difficulties with a sense of dying occurred 10 min after the patient had been administered with the second camrelizumab therapy.Electrocardiograph monitoring revealed a 70 beats/min pulse rate,69/24 mm Hg(1 mm Hg=0.133 k Pa)blood pressure,28 breaths/min respiratory rate,and 86%pulse oximetry in room air.The patient was diagnosed with anaphylactic shock and was managed with intravenous fluid,adrenaline,dexamethasone sodium phosphate,calcium glucosate,and noradrenaline.Approximately 2 h after treatment,the patient’s anaphylactic shock symptoms had been completely relieved.CONCLUSION Due to the widespread use of camrelizumab,attention should be paid to anti-programmed cell death 1 antibody therapy-associated hypersensitivity or anaphylactic shock.
