Squamous cell carcinoma in situ (Bowen's disease) is an early form
of squamous cell skin cancer. In situ means that the cancer involves only the
top layer of skin and does not invade or harm surrounding healthy tissue
Bowen's disease may involve any area of the body but most
frequently occurs on sun-exposed areas of the face, neck, arms, and legs.
Bowen's disease occurs in sharply defined, round to irregular reddish
People with Bowen's disease may be more likely to develop other
cancers, including other skin cancers, or cancers of the lung and
E. Gregory Thompson, MD - Internal Medicine & Amy McMichael, MD - Dermatology
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