7 Teresa Teresa Fu Fu Genotype-Phenotype Correlations among Pachyonychia Congenita Patients with K16 Mutations Genotype-Phenotype Correlations among Pachyonychia Congenita Patients with K16 Mutations J Invest Dermatol J Invest Dermatol 2011 2011 5 5 131 131 5 5 1025 1025 21160496 21160496. The gene discussed is KRT16; the disease is pachyonychia congenita.