During a procedure to treat a patient who presented with unstable angina a 6f launcher guiding catheter was used.When the guiding catheter advanced over the non-medtronic guidewire, reached the proximal-middle segment of the ima, the patient complained of intolerable chest pain.The guiding catheter and guidewire were immediately withdrawn.The guidewire was reintroduced into the aortic sinus and the guiding catheter was delivered to the left coronary artery, and balloon dilatation and stenting of the lm and lad was performed.The patient again complained of severe chest pain, and blood pressure began to fall.The condition deteriorated despite administration of opioid analgesics and intravenous fluids.Transthoracic echocardiography ruled out cardiac tamponade and aortic dissection.Fluoroscopy was suggestive of a right-sided pleural haemothorax.Ima angiography revealed obvious exudation of contrast in the third rib segment of the right.Bleeding was finally staunched by embolization with coils.However, the patient developed cardiac shock and suffered a cardiac arrest.The patient was successfully resuscitated and transferred to the cardiac care unit, for intubation and mechanical ventilation.The patient was treated with chest tube drainage, intravenous fluids, and blood transfusion.Subsequently, after cardiac rehabilitation, the patient was discharged from hospital 23 days after admission.
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