To CT scan or not: What is the ultimate goal of patients? The patient – blue-eyed, red-haired, and healthy but worried looking – guided the doctor’s hand to just below the angle of her jaw, where a small lump was barely palpable.  She had first noticed the swollen lymph node after a cold and thought nothing of it at the time.  But five months later, it was still there.  She knew it was nothing, ...

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