Any inherited isolated nail anomaly in which the cause of the disease is a mutation in the PLCD1 gene. The disease is nonsyndromic congenital nail disorder 3 (MONDO_0007900). Also known as: PLCD1 inherited isolated nail anomaly, inherited isolated nail anomaly caused by mutation in PLCD1, nail disorder, nonsyndromic congenital, 3, (leukonychia), nail disorder, nonsyndromic congenital, type 3, nonsyndromic congenital nail disorder type 3.