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Duct tape occlusion treatment increased resolution in common paediatric warts

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 QUESTION: In patients with common paediatric warts, is duct tape occlusion treatment more effective than cryotherapy for improving wart resolution?


Randomised (allocation concealed*), blinded (clinicians),* controlled trial with a follow up of ≤16 weeks.


Madigan Army Medical Center, Tacoma, Washington, USA.


61 patients (age range 3–22 y) who had common warts. Exclusion criteria included immunodeficiency states; chronic skin diseases (eg, eczema or psoriasis); allergy to adhesive tape; warts located on the face, periungual, perianal, or genital areas; and previous cryotherapy for the same wart. Follow up was 84% (mean age 9 y, 51% girls).


Patients were allocated to duct tape occlusion treatment for a maximum of 2 months or until resolution of the wart (n=30) or cryotherapy every 2–3 weeks for a maximum of 6 treatments or until resolution of the wart (n=31). Patients in the duct tape group received a supply of standard duct tape. The first piece of duct tape, …

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  • For correspondence:Dr D A Christakis, University of Washington, Seattle, Washington, USA.dachris{at}

  • Source of funding: no external funding.

  • *See glossary.