Pitting is when depressions start appearing on the nail and they can either be shallow or deep. They can appear as single pit to a mass of pits on the nail.
Nail pitting can be a sign or can be part of another skin condition such as Eczema, Psoriasis or even as a result of alopecia.
Nail pitting and a manicure.
It is still possible to have a hand or nail manicure whilst experiencing pitting although the pitting could cause visual affects and shorten the lasting time of the finished procedure.
All information supplied is for reference use only, if you are concerned about any ailments please seek medical advice.