Table 2 Description of LLNs in primary MRI reports
Primary MRI reports and overall score | N (%) |
|---|---|
Presence or absence of LLN mentioned | 555/1096 (50.6) |
Present | 226/555 (40.7) |
Absent | 329/555 (59.3) |
Features described for present LLNs | Â |
Short-axis (SA) size mentioned | 145/226 (64.2) |
Compartment/anatomical location mentioned | 119/226 (52.7) |
Malignant features mentioned | 52/226 (23.0) |
Suspiciousness mentioned | 57/226 (25.2) |
Feature(s) | N (%) | Examples of text |
|---|---|---|
MRI reports with mentioned LLN (N = 226) |  |  |
No features | 35 (15.5) | An extra-mesorectal lymph node |
Only SA node size | 39 (17.3) | 7mm extra-mesorectal lymph node |
Only location | 28 (12.4) | Lymph node in the left internal iliac area |
Only malignant features | 2 (0.9) | Irregular lateral lymph node present |
Only suspiciousness | 4 (1.8) | Suspicious lateral lymph node |
SA node size and location | 39 (17.3) | 7mm lymph node in the left internal iliac area |
SA node size and malignant features | 7 (3.1) | 7mm heterogeneous lymph node |
SA node size and suspiciousness | 19 (8.4) | Suspicious 10-mm extra-mesorectal lymph node |
Location and malignant features | 3 (1.3) | Heterogeneous lymph node in left internal iliac area |
Location and suspiciousness | 8 (3.5) | Suspicious lymph node in internal iliac area |
Malignant features and suspiciousness | 1 (0.4) | Suspicious heterogenous extra-mesorectal lymph node |
SA node size, location and malignant features | 16 (7.1) | 7mm heterogenous lymph node in the internal iliac area |
SA node size, location and suspiciousness | 23 (10.2) | Suspicious 7mm lymph node in the internal iliac area |
SA node size, location, malignant features and suspiciousness | 2 (0.9) | Suspicious heterogeneous lymph node of 7mm in the internal iliac area |