Table 2 CT scan classification of thymus aspects
From: Protective reactive thymus hyperplasia in COVID-19 acute respiratory distress syndrome
0 | 0 | Fatty thymus atrophy (the most common in middle aged adults) |
A | 1 | Homogeneous non-fatty thymus (common in young adults) |
2 | Fat in the thymus area associated with micronodules | |
3 | Moderate infiltration of the thymus area | |
B | 4 | Hyperplasia, marked infiltration, micronodules |
4 | Hyperplasia with well-defined contours | |
6 | Nodular hyperplasia without a tumour mass | |
7 | Pseudo-tumoral mass with well-defined contours |