First AD

Second AD

A 76-year-old woman seeks your attention for an asymptomatic “red spot” on her neck. She has a history of multiple non-melanoma skin cancers.

Squamous cell carcinoma in situ (Bowen  disease)

Lichenoid keratosis (an inflammatory variant of seborrheic keratosis)

Answer: Lichenoid keratosis (an inflammatory variant of seborrheic keratosis) 

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A 76-year-old woman seeks your attention for an asymptomatic “red spot” on her neck. What does this look like to you?