Table 5.
Descriptive imaging features of the study cohort diagnosed with neuroblastic tumours.
| Imaging Features | NB (n = 24) | GNB (n = 6) | GN (n = 10) | p-Value | |||
|---|---|---|---|---|---|---|---|
| Total No. | % | Total No. | % | Total No. | % | ||
| Multifocal disease | 0 | 0 | 0 | 0 | 0 | 0 | - |
| Multiple body compartments | 1 * | 4.2 | 0 | 0 | 0 | 0 | - |
| Lobulated (presence) | 22 | 91.6 | 4 | 66.7 | 5 | 50 | 0.01 |
| Heterogeneous (presence) | 20 | 83.3 | 4 | 66.7 | 7 | 70 | 0.74 |
| Calcifications (presence) | 6 | 25 | 1 | 16.7 | 2 | 20 | 1.0 |
| Necrosis (presence) | 4 | 16.7 | 0 | 0 | 1 | 10 | 0.82 |
| Predominant T1 signal | 0.53 | ||||||
| Hypointense | 10 | 41.7 | 5 | 83.3 | 7 | 70 | |
| Isointense | 13 | 54.2 | 1 | 16.7 | 3 | 30 | |
| Hyperintense | 1 | 4.1 | 0 | 0 | 0 | 0 | |
| Predominant T2 signal | 0.83 | ||||||
| Hypointense | 0 | 0 | 0 | 0 | 0 | 0 | |
| Isointense | 4 | 16.7 | 0 | 0 | 0 | 0 | |
| Hyperintense | 20 | 83.3 | 6 | 100 | 10 | 100 | |
| Contrast enhancement | 1.0 | ||||||
| Homogeneous | 8 | 33.3 | 2 | 33.3 | 3 | 30 | |
| Heterogeneous | 14 | 58.3 | 4 | 66.7 | 6 | 60 | |
| No contrast | 2 | 8.3 | 0 | 0 | 1 | 10 | |
| Image-defined risk factors (IDRFs) | 15 | 62.5 | 2 | 33.3 | 2 | 20 | 0.07 |
| Vascular encasement (presence) | 10 | 41.7 | 2 | 33.3 | 2 | 20 | 0.53 |
| Intraspinal invasion (presence) | 8 | 33.3 | 0 | 0 | 0 | 0 | 0.04 |
| Adjacent organ infiltration (presence) | 8 | 33.3 | 0 | 0 | 0 | 0 | 0.04 |
| Tracheal compression (presence) | 3 | 12.5 | 0 | 0 | 0 | 0 | 0.72 |
| Metastatic disease at diagnosis (presence) | 8 | 33.3 | 0 | 0 | 0 | 0 | 0.04 |
| Diffusion restriction (presence) | 24 | 100 | 6 | 100 | 6 | 60 | 0.005 |
Abbreviations: NB = neuroblastoma; GNB = ganglioneuroblastoma; GN = ganglioneuroma. * Neck–chest.