Table 4 Terms covered by a combination of RadLex entities
Term from radiology report | Equivalent combination of RadLex terms (RadLex ID) | Frequency (n = 20) |
|---|---|---|
Facilitated diffusion | ADC value (49,527) + high (46,060) | 5 (25.0%) |
Frontobasal | Frontal brain region (6391) + basal surface of cerebral hemisphere (21,258) | 1 (5.0%) |
upper frontal region | Superolateral face of cerebral hemisphere (20,450) + frontal brain region (6391) | 1 (5.0%) |
Internal tumor structure | Structure (35,808) + neoplasm (3957) or lesion (38,780) | 1 (5.0%) |
Irregular enhancement | Irregular (5809) or heterogeneous (6060) + enhancement (34,300) | 1 (5.0%) |
Superomedial vertex of cerebral hemispherea | Junction of body part subdivisions (33,017) + medial surface of cerebral hemisphere (21,261) + superolateral face of cerebral hemisphere (20,450) | 2 (10.0%) |
Midline shift | Midline (5826) + displacement (4751) | 1 (5.0%) |
Normal perfusion pattern | Perfusion imaging observation (38,774) + normal (13,173) | 1 (5.0%) |
Paramedian | Median (5846) + adjacent (5849) | 1 (5.0%) |
Parietobasal | Subdivision of basal surface of cerebral hemisphere (21,264) + parietal brain region (6394) | 1 (5.0%) |
Pericentral | Central sulcus (6456) + adjacent (5849) | 1 (5.0%) |
Perifocal edema | Perilesional tissue characteristics (43,362) + edema (4865) | 14 (70.0%) |
Peritrigonal | Collateral trigone (27,786) or collateral trigone of lateral ventricle (7135) + adjacent (5849) | 2 (10.0%) |
Physiologic diffusion pattern | Diffusion (10,374) + normal (13,173) | 3 (15.0%) |
Roof of lateral ventricle | Wall of lateral ventricle (13,822) + upper (46,057) | 1 (5.0%) |
Signs of malignancy | Imaging observation (5) + suggestive (39,481) + malignant (15,655) | 1 (5.0%) |
Subependymal | Ependyma proper (19,270) + adjacent (5849) | 2 (10.0%) |
Sulcal effacement | Subarachnoid space (7119) + reduced (49,912) or narrow (10,410) | 2 (10.0%) |
T1 hypointensity | t1 weighted (10,794) + hypointense (35,804) | 1 (5.0%) |
Temporobasal | Subdivision of basal surface of cerebral hemisphere (21,264) + temporal brain region (6392) | 1 (5.0%) |
Slight/faint enhancement | Lesion enhancement (43,365) or enhancement (34,300) + minor (5691) or low (46,059) | 3 (15.0%) |