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A 42-year-old woman presents with a long-standing history of rash since childhood. It affects most of her body. Her skin is very itchy. She often wakes up not feeling fully rested. Upon waking, she at times notes blood spots on her sheets from chronic scratching. The patient describes her skin as sensitive to many products and very dry. The patient notes she has always had dry skin. Her son has a similar rash, but his is less severe. Her past medical history is significant for allergic rhinitis, depression, and multiple skin infections.

What is the most likely diagnosis?
A. Atopic dermatitis
B. Cutaneous T-cell lymphoma
C. Lichen planus
D. Seborrheic dermatitis
E. Secondary syphilis

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