During treatment in the left anterior descending artery with a diamondback coronary orbital atherectomy device (oad), the systolic blood pressure of the patient fell below 90 with no significant st changes.Noradrenaline was administered, but there was no improvement.Treatment with the oad was stopped and the procedure was completed with use of a drug coated balloon.Directly after the procedure, the patient presented with a red rash on their trunk.Allergy tests for glycerin, egg yolk and egg white were conducted for the patient and were negative.The rash was not present at the sheath introducer insertion site and the physician did not believe the reaction was related to ethylene oxide.The patient had undergone prior procedures in the past with no prior contrast allergy.The rash resolved without additional intervention and the condition of the patient was good as of (b)(6) 2021.
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