“Fifty-six.”
“A bit early for senile dementia to develop, is it not, Doctor?”
“Yes,” the physician snapped.
“Then try and retain your good temper, Doctor, and I will try and be as fair as possible. You stated there were other symptoms. The only other symptom which you noted, I believe, was an arcus senilis.”
“Well, that was sufficient.”
“An arcus senilis, in your opinion, denotes a mental deterioration?”
“It is a symptom, yes.”
“And just what is an arcus senilis, not in technical terms, but describe it.”
“It appears as a crescent-shaped ring in the outer periphery of the cornea.”
Mason suddenly raised his head. “Similar to the white crescent shape in the eye of His Honor, Judge Treadwell?” he asked.