Treatment of periungual verrucae is often a problem. Recurrences are frequent, and a radical approach sometimes results in nail deformity. Two years ago Dr. Charles Ritter1 suggested an approach which he had found moderately successful. He used an occlusive dressing of adhesive tape and kept the verruca and the distal phalanx covered for a period of three to six weeks. At the end of this time the macerating effect often caused a disappearance of the wart. I tried this procedure, and my results were successful in about 40% of the patients so treated. However, the difficulty of keeping a dressing on the finger for so long a period made the treatment impractical. In an attempt to shorten the time required for occlusion I applied first 90% trichloroacetic acid to the verruca, after this I tried an application of liquid phenol, and then occluded the verruca completely with an
FRANK L. SIMPLE TREATMENT OF PERIUNGUAL VERRUCAE. AMA Arch Derm Syphilol. 1952;65(5):617. doi:10.1001/archderm.1952.01530240109019
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