Assertion: papillary muscle | /r/CapableOf | present challenge
Facets:
value: for both mapping
type: PURPOSE
value: for ablation
type: PURPOSE
Source sentences:
text: Obstacles for both acute and long-term results for ablation of ventricular arrhythmias originating from the papillary muscles likely include the intracavitary location of the papillary muscles presenting challenges for both mapping and ablation, the constant motion of a contracting muscular structure in an already contracting chamber, and the variability of papillary muscle anatomy.