TABLE 3.
Ultrasonic features of included and detectable melanocytic nevus lesions
| Type | Intradermal nevus | Compound nevus | Junctional nevus | Agreement |
|---|---|---|---|---|
| N | 66 | 5 | 3 | |
| Flatness | 1.000 | |||
| Flat | 50 | 4 | 2 | |
| Uneven | 16 | 1 | 1 | |
| Boundary | 0.964 | |||
| Clear | 51 | 5 | 3 | |
| Unclear | 14 | 0 | 0 | |
| Bulge | 0.971 | |||
| Presence | 45 | 3 | 0 | |
| Absence | 21 | 2 | 3 | |
| Depth | 0.883 | |||
| Epidermis | 0 | 0 | 3 | |
| Epidermis and dermis | 1 | 5 | 0 | |
| Dermis | 65 | 0 | 0 | |
| Shape | 1.000 | |||
| Oval | 56 | 2 | 0 | |
| Strip | 10 | 3 | 3 | |
| Internal echogenicity | 1.000 | |||
| Homogenous | 23 | 5 | 3 | |
| Heterogeneous | 43 | 0 | 0 | |
| Lateral acoustic shadow | 0.916 | |||
| Presence | 6 | 0 | 0 | |
| Absence | 60 | 5 | 3 | |
| Posterior acoustic pattern | 0.970 | |||
| Attenuated | 25 | 0 | 0 | |
| Absence | 41 | 5 | 3 | |
| Hyperechoic spots | 0.973 | |||
| Presence | 38 | 0 | 0 | |
| Absence | 28 | 5 | 3 | |
| Mushroom sign | 0.969 | |||
| Presence | 23 | 1 | 0 | |
| Absence | 43 | 4 | 4 | |
| Straw‐hat sign | ||||
| Presence | 1 | 5 | 0 | 0.844 |
| Absence | 65 | 0 | 3 | |
Agreement: The κ value of assessing inter‐operator agreement of the two readers.