| Code | Display | Definition | 
            
              | 121065 | Procedure Description | A description of the imaging procedure | 
            
              | 121069 | Previous Finding | An observation found on a prior imaging study | 
            
              | 121071 | Finding | An observation found on an imaging study | 
            
              | 121073 | Impression | An interpretation in the clinical context of the finding(s) on an imaging study | 
            
              | 121075 | Recommendation | A recommendation for management or investigation based on the findings and impressions of an imaging study | 
            
              | 121077 | Conclusion | An interpretation in the clinical context of the finding(s) on an imaging study | 
            
              | 121110 | Patient Presentation | Patient condition at the beginning of a healthcare encounter | 
            
              | 121111 | Summary | Summary of a procedure, including most significant findings | 
            
              | 121207 | Height | Vertical measurement value | 
            
              | 121211 | Path length | A one dimensional, or linear, numeric measurement along a polyline | 
            
              | 121206 | Distance | A one dimensional, or linear, numeric measurement | 
            
              | 121216 | Volume estimated from single 2D region | A three-dimensional numeric measurement that is approximate, based on a two-dimensional region in a single image | 
            
              | 121218 | Volume estimated from two non-coplanar 2D regions | A three-dimensional numeric measurement that is approximate, based on two non-coplanar two-dimensional image regions | 
            
              | 121217 | Volume estimated from three or more non-coplanar 2D regions | A three-dimensional numeric measurement that is approximate, based on three or more non-coplanar two-dimensional image regions | 
            
              | 121222 | Volume of sphere | A three-dimensional numeric measurement of a sphere shaped three-dimensional region of interest in an image set | 
            
              | 121221 | Volume of ellipsoid | A three-dimensional numeric measurement of an ellipsoid shaped three-dimensional region of interest in an image set | 
            
              | 121220 | Volume of circumscribed sphere | A three-dimensional numeric measurement of the bounding sphere of a three-dimensional region of interest in an image set | 
            
              | 121219 | Volume of bounding three dimensional region | A three-dimensional numeric measurement of the bounding region of a three-dimensional region of interest in an image set |