Fertility Center

Physician Photo

Thomas L. Toth, MD

Director, Vincent In Vitro Fertilization Unit

Director, Reproductive Endocrinology/Infertility Fellowship Training Progr.

  • Phone: 617-726-8868
Obstetrics and Gynecology
Clinical Interests
Assisted reproductive technology and invitro fertilization (IVF)
Cryopreservation (human oocyte / egg freezing)
Fertility preservation
Infertility - male and female
Reproductive Medicine
Boston: Massachusetts General Hospital
Medical Education
MD, University of Missouri-Kansas City School of Medicine
Residency, Brigham and Women's Hospital
Fellowship, Norfolk General Hospital Jones Institute for Reproductive Medicine
Board Certifications
Reproductive Endo. & Infertility, American Board of Obstetrics and Gynecology
Patient Age Group
Accepting New Patients
Accepting New Patients

Extremely high estrogen levels may underlie serious complications affecting single-birth IVF pregnancies

MGH researchers have identified what may be a major factor behind the increased risk of two adverse outcomes in IVF pregnancies – extremely high estrogen levels at the time of embryo transfer. They describe a protocol that reduced the risk of infants born small for their gestational age and the risk of preeclampsia in a small group of patients.

Vincent Reproductive Medicine & IVF
55 Fruit Street
Yawkey Center for Outpatient Care
Boston, MA 02114-2696

Phone: 617-726-8868
Phone 2: 617-726-6942
Fax: 617-724-8882