scabrities unguium

sca·brit·i·es un·gui·um

thickening and distortion of the nails.

scabrities unguium

[skabrish′i·ēz]
a very pronounced thickening and distortion of the nails, which separate from skin at the base.

scabrities unguium

Morbid degeneration of the nails, making them rough, thick, distorted, and separated from the flesh at the root; symptomatic of syphilis and leprosy.
See also: scabrities