Metaphoric terms on volar skin
From dermoscopedia
| Metaphoric term | Definition |
| Parallel furrow pattern | Volar pigmentation forming solid or dotted lines, parallel, thin, on the furrows (sulci superficiales or invaginations in dermatoglyphics). The lines are occasionally doubled, each line is beside the furrows. |
| Parallel ridge pattern | Volar pigmentation forming lines, parallel, diffuse and irregular, along the ridges or cristae superficiales (raised portion of the dermatoglyphics) |
| Lattice-like pattern | Volar pigmentation forming thin lines, parallel on the furrow or sulci superficialis (invaginations in dermatoglyphics) and crossing perpendicular on the ridges |
| Fibrillar pattern | Linear pigmented filamentous lines of similar length with one end at the furrows and oriented at a certain angle to the furrows and crossing the ridges |
