Table 3. Distribution of secondary melanocytic lesions and their imaging characteristics.
No. | Age(*) | Sex | Diagnosis | Biopsy | Location | No. of lesions | T1 signal | T2 signal | T1Gd | Restricted diffusion |
---|---|---|---|---|---|---|---|---|---|---|
1 | 48 | F | MTT melanoma-amelanocytic | (+) | Supratentorial | 2 | Hypo | Hypo/iso | +; focal | (-) |
2 | 72 | M | MTT melanoma | (+) | Supratentorial | 2 | Hyper | Hypo | +; focal | (-) |
3 | 50 | F | MTT melanoma | (+) | Supra-and infratentorial | 6 | Hyper | Hypo | +; focal | (-) |
4 | 47 | F | MTT melanoma | (+) | Supratentorial | 2 | Hyper | Iso | +; focal | (+) |
5 | 43 | M | MTT melanoma | (+) | Supratentorial | 1 | Hyper | Hypo | +; focal | (-) |
6 | 52 | F | MTT melanoma | (+) | Infratentorial | 1 | Hyper | Hypo | +; focal | (-) |
7 | 57 | F | MTT melanoma | (-) | Supratentorial | 1 | Hyper | Hypo | +; focal | (-) |
8 | 67 | F | MTT melanoma | (-) | Supratentorial | 1 | Hyper | Hypo | +; focal | (-) |
9 | 56 | F | MTT melanoma | (-) | Infratentorial | 2 | Hyper | Hypo | +; focal | (-) |
10 | 34 | F | MTT melanoma | (+) | Supratentorial-spinal | 2 | Hyper | Hypo | +; focal | (-) |
M: masculine; F: feminine; (-):absent; (+): present; Hyper: hyperintensity; Hypo: hypointensity; Iso: isointensity; (*): in years; MTT: metastatic.