REFERENCES

1. Toomes C, James J, Wood AJ, et al. Loss-of-function mutations in the cathepsin C gene result in periodontal disease and palmoplantar keratosis. Nat Genet 1999;23:421-4.

2. Shawli A, Almaghrabi Y, AlQuhaibi AS, Alghamdi Y, Aboud AM. A Mutation in Cathepsin C Gene Causing Papillon-Lefèvre Syndrome in a Saudi Patient: A Case Report. Cureus 2020;12:e6546.

3. Korkmaz B, Caughey GH, Chapple I, et al. Therapeutic targeting of cathepsin C: from pathophysiology to treatment. Pharmacol Ther 2018;190:202-36.

4. Papillon M, Lefevre P. Two cases of symmetrically familial palmar and plantar hyperkeratosis (Meleda disease) within brother and sister combined with severe dental alterations in both cases. Bull Soc Fr Dermatol Syphiligr 1924;31:82-7.