Vierra sign

Vi·er·ra sign

(vē-er'ah), yellowing and canalization of the nail in fogo selvagem.

Vi·er·ra sign

(vē-er'ă sīn) Yellowing and canalization of the nail in the disorder fogo selvagem.

Vierra,

J.P., 20th century Brazilian dermatologist. Vierra sign - yellowing and canalization of the nail.