A 7-month-old Hispanic female child presents for evaluation of a scaling dermatitis of several weeks in duration that is affecting her scalp and face. She appears to be in good health otherwise and has no palpable lymph nodes or hepatosplenomegaly. Family history is negative for psoriasis and atopic dermatitis.
Diagnosis is:
Infantile seborrheic dermatitis
Xerotic eczema
Infantile psoriasis
Histiocytosis
Write your answer with explanation.
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