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William Williams Keen, Jr. (January 19, 1837 – June 7, 1932) was the first brain surgeon in the United States. He also saw Franklin D. Roosevelt when his paralytic illness struck, and worked closely with six American presidents. ==Biography== Keen was born in Philadelphia on January 19, 1837, the son of William Williams Keen, Sr. (1797-1882) and Susan Budd. He attended Philadelphia Central High School.〔 He studied at Brown University, where he graduated in 1859. He graduated in medicine from Jefferson Medical College in 1862. During the American Civil War, he worked for the U.S. Army as a surgeon. After the war, he spent two years studying in Paris and Berlin. He married in 1867 to Emma Corinna Borden and had as his children: Corinne Keen, wife of Walter Jackson Freeman I; Florence Keen; Dora Keen, the Alpinist; and Margaret Keen, wife of Howard Butcher, Jr. He started lecturing surgical pathology in Philadelphia. He was president of the Philadelphia School of Anatomy from 1875 to 1889.〔 He became known in the medical community around the world for inventing several new procedures in brain surgery, including drainage of the cerebral ventricles and removals of large brain tumors. Keen also performed one of the first successful removals of a brain tumor.〔http://www.britannica.com/EBchecked/topic/314132/William-Williams-Keen〕 Keen also participated in a secret surgical operation to remove a cancerous jaw tumor on Grover Cleveland in 1893. Keen died in Philadelphia on June 7, 1932. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「William Williams Keen」の詳細全文を読む スポンサード リンク
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