Nail abnormalities that need your attention!

Green discoloration of the nail plate, greenish-yellow, brown, black, distolateral onycholysis, proximal chronic non-tender paronychia, describe chloronychia or green nail syndrome.

Pseudomonas aeruginosa infection of the nail plate, exposed to soaps and detergents, is subjected to mechanical damage, particularly in the elderly. Green or black nails highlight the possibility of Pseudomonas infection and is treated with an oral quinolone, especially in older adults.