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Image Number 2393 (Bowen's disease)


Diagnosis: Bowen's disease

Site: Arm,upper

Sex: M

Age: 40


Description: Scaly red patch

Submitted by: Ted Rosen

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Differential Diagnosis


40 year-old man noted the recent onset of a red, scaly and asymptomatic patch on the upper arm. The patient was an avid swimmer and owned a home pool. He denied use of sunscreen. Differential diagnosis included superficial basal cell carcinoma and squamous cell carcinoma in-situ. Biopsy disclosed SCCIS (or Bowen;s Disease). Treatment consisted of 5% imiquimod applied daily for 8 weeks (off-label use).

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