This code system http://hl7.org/fhir/us/breastcancer/CodeSystem/cimi-element-AnatomicalDirectionCS defines the following codes:
| Code | Display | Definition |
| C25231 | ANTERIOR Denoting the front portion of the body or a structure. | ANTERIOR Denoting the front portion of the body or a structure. |
| C25423 | APICAL Relating to or located at the apex. | APICAL Relating to or located at the apex. |
| C90067 | BASAL Relating to or located at the lowest portion of a structure. | BASAL Relating to or located at the lowest portion of a structure. |
| C73851 | CAUDAL Toward the tail in a body. | CAUDAL Toward the tail in a body. |
| C25445 | CENTRAL A point or area that is approximately central within some larger region or structure. | CENTRAL A point or area that is approximately central within some larger region or structure. |
| C37936 | CRANIAL Toward the head in a body. | CRANIAL Toward the head in a body. |
| C25240 | DEEP Extending relatively far inward. | DEEP Extending relatively far inward. |
| C25237 | DISTAL Situated farthest from a point of reference. | DISTAL Situated farthest from a point of reference. |
| C45874 | DORSAL Pertaining to the back or upper surface of the body. | DORSAL Pertaining to the back or upper surface of the body. |
| C90376 | DORSOLATERAL Toward the back and side of a body. | DORSOLATERAL Toward the back and side of a body. |
| C90386 | FORE Of or involving the front of a main body. | FORE Of or involving the front of a main body. |
| C90393 | HIND Of or involving the back of a main body. | HIND Of or involving the back of a main body. |
| C25353 | INFERIOR Pertaining to a point below a given reference point. | INFERIOR Pertaining to a point below a given reference point. |
| C37980 | INNER Inside or closer to the inside of the body or object. | INNER Inside or closer to the inside of the body or object. |
| C73705 | INTERMEDIATE Located between two points or extremes. | INTERMEDIATE Located between two points or extremes. |
| C25309 | LOWER The bottom one of two. | LOWER The bottom one of two. |
| C25232 | MEDIAL Toward the middle or in a limb toward the median plane. | MEDIAL Toward the middle or in a limb toward the median plane. |
| C81170 | MIDLINE A medial line, especially the medial line or medial plane of the body (or some part of the body). | MIDLINE A medial line, especially the medial line or medial plane of the body (or some part of the body). |
| C27958 | NASAL Of, or related to, or in the direction of the nose. | NASAL Of, or related to, or in the direction of the nose. |
| C38166 | OUTER Being on or toward the outside of the body or object. | OUTER Being on or toward the outside of the body or object. |
| C25233 | PERIPHERAL On or near an edge or constituting an outer boundary;the outer area. | PERIPHERAL On or near an edge or constituting an outer boundary;the outer area. |
| C25622 | POSTERIOR Denoting the back portion of the body or a structure. | POSTERIOR Denoting the back portion of the body or a structure. |
| C94393 | ROSTRAL Toward the muzzle in the head. | ROSTRAL Toward the muzzle in the head. |
| C25239 | SUPERFICIAL Of or pertaining to the exterior surface. | SUPERFICIAL Of or pertaining to the exterior surface. |
| C25235 | SUPERIOR Pertaining to a point above a given reference point. | SUPERIOR Pertaining to a point above a given reference point. |
| C25245 | SURFACE The extended two-dimensional outer layer or area of a three-dimensional object. | SURFACE The extended two-dimensional outer layer or area of a three-dimensional object. |
| C117754 | TEMPORAL Of, or related to, anatomic sites that are located in the cranium, brain, and eye. | TEMPORAL Of, or related to, anatomic sites that are located in the cranium, brain, and eye. |
| C90069 | TIP The pointed end of a structure. | TIP The pointed end of a structure. |
| C25355 | UPPER The top one of two. | UPPER The top one of two. |
| C45875 | VENTRAL Pertaining to the front or lower surface of the body. | VENTRAL Pertaining to the front or lower surface of the body. |
| C98798 | VENTROLATERAL Of or pertaining to the front and side of a main body. | VENTROLATERAL Of or pertaining to the front and side of a main body. |
