| Code Value | Definition |
|---|---|
| AU | Arch |
| DR | Unable to classify; disassociated ridges or dysplasia |
| LS | Left slant loop |
| RS | Right slant loop |
| SR | Unable to classify; complete scar |
| UC | Unable to classify |
| UP | Temporarily unable to print (e.g. bandaged) |
| WU | Whorl |
| XX | Unable to print; amputation |