Dr. Greg Ryan

greg ryanGreg Ryan is head of the Fetal Medicine program at Mount Sinai. He is a Professor in the Dept. of Obstetrics & Gynaecology, Division of Maternal-Fetal Medicine and the Dept. of Medical Imaging, University of Toronto. He trained in Dublin, Winnipeg, Hamilton, Toronto, Glasgow & London (UK).

His main interests are in the areas of high-risk pregnancy, obstetric ultrasound, fetal anomalies, twin complications and fetal therapy.

He has pioneered several fetal therapeutic procedures in Canada, including fetoscopic laser for twin-twin-transfusion syndrome and other complex identical twin complications, in-utero cardiac interventions, fetoscopic tracheal balloon insertion for congenital diaphragmatic hernia and minimally invasive treatment of hydropic fetal lung masses and sacrococcygeal tumors.

Direct phone: 416-586-4800 x 8415
Additional contact information

Special Pregnancy Program

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Fetal Medicine: 416-586-4800 x 7756
Fax: 416-586-3216

Maternal Medicine: 416-586-4800 x 7000
Fax: 416-586-5109

Main clinic hours: Monday to Friday, 8am to 4pm

Prenatal Diagnosis & Medical Genetics

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phone: 416-586-4800 x 4523
fax numbers:
416-586-4723 or 416-586-8384

Perinatal Mental Health

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Phone: 416-586-4800 x 8325
Fax: 416-586-8596