This value set includes codes based on the following rules:

• Include these codes as defined in http://dicom.nema.org/resources/ontology/DCM

  Code	Display	Definition
  129308	MR Marker	A marker containing a substance that produces a distinctive signal on MR images.
  129309	Infrared Reflector Marker	Infrared reflecting external marker, e.g., attached to skin or stereotactic frame.
  129310	Visible Reflector Marker	Visible light reflecting external marker, e.g., attached to skin or stereotactic frame.
  129301	Coil Marker	A coil-shaped marker visible in an image.
  129303	Cylinder Marker	A cylinder-shaped marker visible in an image.
  129306	Transponder Marker	A marker that receives a radio signal and transmits a response.
  129305	Wire Marker	A thread or rod-shaped marker visible in an image.
  122485	Sphere	Sphere visible in an image, which is used as a calibration or marker object.

• Include these codes as defined in http://snomed.info/sct

  Code	Display
  19443004	Radioactive implant
  102378009	BB Shot (Lead Pellet)
  77720000	Clip
  385420005	Contrast media
  19923001	Catheter