Many of us have had treatment problems related to periungual warts. Frank's technique was employed by us with some success, but it was found that one addition to the management of these verrucae aided us a great deal.1
The regimen is as follows:
Full-strength trichloroacetic acid is applied to the wart and allowed to dry.
A piece of 40% salicylic acid plaster in the shape of the wart is applied over the lesion.
The entire distal phalanx is covered with an occlusive adhesive tape dressing.
One week later the tape is removed, and in many instances the wart may be removed easily by curettage.
At times the maceration is extensive, and one may find that 24 hours of exposure to the air may aid in differentiating the wart from normal tissue before curettage is instituted. In several cases a second treatment was necessary, though in
PRAZAK G, LAZAR MP. TREATMENT OF PERIUNGUAL WARTS. AMA Arch Derm Syphilol. 1954;69(2):230. doi:10.1001/archderm.1954.01540140098008