Action	Source	NCIt Subset Code	FDA Subset Name	NCIt Concept Code	FDA Source Code	FDA Source PT	FDA Source Synonym(s)	FDA Source Definition	NCIt Definition	Parent Concept's NCIt Concept Code	Parent Concept's FDA Source Code	Parent Concept's FDA Source PT
C	FDA	C91800	Medical Device Evaluation Methods Terminology FDA CDRH	C91919	23	ELECTRICAL EVALUATION			A test that evaluates the functioning of a device's electrical systems.	C54028	3291	EVALUATION METHOD
C	FDA	C54451	Medical Device Problem Codes FDA CDRH	C62996	2379	DEVICE ISSUE	DEVICE FAILURE|MALFUNCTION		An adverse event and reportable event where a medical device may have caused or contributed to a death or serious injury.	C62596		
C	FDA	C54450	Patient Problem Codes FDA CDRH	C50462	1717	AORTIC STENOSIS		Narrowing of the orifice of the aortic valve or of the supravalvular or subvalvular regions.	Narrowing of the orifice of the aortic valve.	C62433	2697	VALVULAR STENOSIS
C	FDA	C54450	Patient Problem Codes FDA CDRH	C28245	1725	ASPIRATION			The entry of foreign material past the trachea, and into the lower respiratory tract. Oro-pharyngeal or gastric secretions are the most commonly aspirated materials, and can cause a pneumonitis or pneumonia.	C54027	2688	PATIENT PROBLEM/MEDICAL PROBLEM
C	FDA	C54450	Patient Problem Codes FDA CDRH	C50537	2601	DISTENTION			The condition of being stretched beyond normal dimensions.	C54027	2688	PATIENT PROBLEM/MEDICAL PROBLEM