"Oil drops" (a translucent, yellow-red discoloration in the nail bed) Subungual hyperkeratosis(thickening and scaling of the nail) Leukonychia(white patches on the nail plate) At its worst, nail psoriasis can cause the nail to become thick, crumbly, and unsightly. This may not only cause ...
Nail pitting can be caused by different illnesses but the most common cause is from psoriasis. Nails may develop deep or shallow holes and become thickened or deformed in shape.