Bowenoid papulosis

Last Updated: 2023-07-07

Author(s): Anzengruber F., Navarini A.

ICD11: -

Lloyd 1970

Subtype of condylomata plana. Carcinoma in situ caused by mostly HPV 16 or 18 (rarely also HPV 31-35, 39, 42, 48, 51-54).

Young patients mostly between 20-30 years old.

Pigmented, verrucous macules and papules. They appear a little lighter in the mucous membrane area.

  • Clinical image
  • Biopsy
  • PCR with HPV typing

Genitoanal and on the mucous membranes.

Hyperplastic epidermis, mitoses, dyskeratotic keratinocytes.

  • Transition to invasive squamous cell carcinoma is estimated at approximately 1%-2.6%
  • Patients are highly infectious, partners should be examined regularly
  • Frequent recurrences

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