Onycholysis https://en.wikipedia.org/wiki/Onycholysis
Onycholysis communis est conditio medica, quae sine dolore, clavi lecti a clavo elongatur.

Onycholysis multis condicionibus fieri potest, etiam psorae. In thyrotoxicosis, propter sympatheticam overactivitatem putatur. Videri etiam potest in infectionibus vel trauma.

Curatio
Referre causa fuit quod potus succus pastinacae cotidie onycholysin tractare posset.

Informationes plurimae ― Latine
References Nail pitting and onycholysis 27052048
Homo, XLIII annos natus, antea valens, ad dermatologiam missus est, quia unguibus fungus per annum infectus erat. Etiam post cataplasmam antifungalem (terbinafine 250 mg acceptam), eius conditio non emendavit. Per reprehensionem, medici parva foramina et separationem clavorum in septem digitis invenerunt. Habebat etiam maculas rubras, squamigeras in sinistra aure consarcinatas, et porriginem in capite eius paulum, quod caput eius leviter pruritum fecerat. Aliae quaestiones notatae non erant.
A 43-year-old man, previously in good health, was sent to the dermatology department because his fingernails had been infected with a fungus for a year. Even after taking antifungal pills (terbinafine 250 mg), his condition didn't improve. During the check-up, the doctors found small holes and separation of the nails in seven of his fingers. He also had some red, scaly patches in his left ear and a bit of dandruff on his scalp, which made his head itch slightly. There weren't any other skin issues noticed.