Charles Boyd Kelsey (1850-1917). The pioneer of rectal surgery in USA.

Charles Boyd Kelsey (1850-1917) was a pioneer rectal surgeon. His surgical career was dedicated in the surgery of the rectum, anus, hemorrhoids, and pelvis. He invented also surgical instruments. He managed to be recognized as a pioneer of Rectal surgery not only in America but worldwide. He was a prolific writer and a famous teacher.