Colon and Rectal Surgery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the United Stat

Colon and Rectal Surgery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the United Stat

Colon and Rectal Surgery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the United Stat

Colon and Rectal Surgery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the United Stat

Rectal Surgery

ery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the U

ery. Currently he is a principal investigator and the only colorectal surgeon in the tri-state area participating in the high priority National Cancer Institute-sponsored trial comparing laparoscopic colon resection to to open colectomy for the treatment of colon cancer. He also performs Transanal Endoscopic Microsurgery (T.E.M.), a technique that allows a transanal approach to lesions that otherwise would require a major abdominal or transsacral approach for resection. Dr. Marks runs one of two training centers in the U

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