37.33 Excision or destruction of other lesion or tissue of heart, open approach
Ablation of heart tissue (cryoablation) (electrocurrent) (laser) (microwave) (radiofrequency) (resection), open chest approach
Cox-maze procedure
Maze procedure
Modified maze procedure, trans-thoracic approach
Excludes:
ablation,excision or destruction of lesion or tissue of heart, endovascular approach (37.34)
excision or destruction of left atrial appendage (LAA) (37.36)