It was reported that the patient was deceased.The physician attempted a couple of freezes in the left superior pulmonary vein (lspv) with no good occlusion.Then, they proceeded to the right inferior pulmonary vein (ripv) and later returned to the lspv.However, there was no time to isolation (tti).Then, another freeze was attempted but there was a sudden pressure drop.An effusion was noted and a pericardiocentesis was done.Additionally, there was a perforation in the lspv.Furthermore, there was a lot of blood which could not be contained.The patient bled out due to a hole or tear in the lspv and passed away.The cause of the perforation was unknown.
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