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Reproductive Endocrinology And Infertility (REI)


Reproductive Endocrinology and Infertility (REI) is a subspecialty of obstetrics and gynaecology wherein physicians train in various aspects of reproductive medicine including how to address hormonal functioning as it pertains to reproduction and non-fertility related conditions.

What kind of doctor is a Reproductive Endocrinologist?

After completing a residency in Obstetrics and Gynaecology, Reproductive Endocrinologists undergo three years of specialty training in Reproductive Endocrinology and Infertility. Reproductive Endocrinologists are trained and qualified to evaluate and handle complex medical issues involving the endocrine and reproductive systems, including menopause and metabolic bone disorders and infertility.

Reproductive Endocrinologists can treat adolescent girls and women of all ages and are trained to deal with:
  • Hormonal / endocrine disorders
  • Menstrual problems
  • Infertility
  • Menopause and perimenopausal issues
  • Metabolic bone health issues including osteoporosis and osteopenia

Medical conditions addressed at CREF

Reproductive Endocrinology
  • Amenorrhea (no menstrual periods)
  • M.l irregularities
  • Polycystic Ovary Syndrome (PCOS)
  • Hirsutism (excess hair, Acne)
  • Hyperprolactinemia
  • Thyroid disorders
  • Reproductive Tract abnormalities
  • Pubertal disorders
  • Adolescent gynaecology
  • Recurrent Pregnancy loss / miscarriage
  • Gonadal dysgenesis (including Turner's syndrome)
  • Disorders or Sexual Development (DSDs)
  • Congenital Adrenal Hyperplasia
  • Premature menopause
Midlife Health Care
  • Perimenopause
  • Menopause
Bone Health
  • Bone Health and Metabolic Bone Disorders - including Osteopenia and Osteoporosis
Adolescent Gynecology
This is an emerging subspecialty that addresses a spectrum of gynaecologic problems that are unique to the adolescent population, and involve skills that are different from those utilized for the adult population. Presentation of common gynaecologic problems in adolescents, evaluation and assessment techniques, therapeutic management, and specific health measures require a comprehensive understanding of embryology, hormonal physiology, anatomy, and how certain conditions impact their future sexual and reproductive functioning.

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