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Seborrhoeic keratosis with squamous atypia

Authoring team

Some seborrhoeic keratoses show squamous atypia similar to in situ or invasive squamous cell carcinoma. It is not known whether these constitute a separate subtype of benign lesion or whether they are an early stage in the natural history of squamous cell carcinoma.

Excision biopsy is the recommended treatment.

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The content herein is provided for informational purposes and does not replace the need to apply professional clinical judgement when diagnosing or treating any medical condition. A licensed medical practitioner should be consulted for diagnosis and treatment of any and all medical conditions.

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