Ovarian Cysts and Fertility: Can You Still Conceive?

Most ovarian cysts are benign, functional (follicular or corpus luteum), and resolve spontaneously without affecting fertility. However, certain cysts can impair conception.

Cysts Unlikely to Affect Fertility

• Functional Cysts: Follicular (failed ovulation) or corpus luteum (post-ovulation). Usually <5 cm, resolve in 1–3 cycles.
• Small (<3 cm) Simple Cysts: Incidental findings, asymptomatic.

Cysts That May Impair Fertility

• Endometriomas ("Chocolate Cysts"): Endometriosis implants on ovary. Cause inflammation, adhesions, distorted anatomy, reduced ovarian reserve, impaired oocyte quality. Associated with lower IVF success.
• Large Cysts (>5–6 cm): Mechanical compression of ovarian tissue, risk of torsion, may require surgery (cystectomy) → potential loss of follicular tissue.
• Cysts Near Fallopian Tubes: Can cause tubal obstruction or adhesion formation.
• PCOS (Polycystic Ovary Syndrome): Multiple small antral follicles (not true cysts), anovulation, hormonal imbalance—primary cause of infertility.
• Malignant/Borderline Tumors: Rare; require surgery ± chemo → fertility preservation discussion needed.

Management for Conception

1. Monitor: Serial ultrasounds to track size, appearance, resolution.
2. Treat Underlying Cause: PCOS → lifestyle, metformin, letrozole/clomid for ovulation induction. Endometriosis → surgery (if severe), GnRH agonists, IVF.
3. Surgery (Cystectomy): Indicated for persistent >5 cm, complex features, symptoms, or endometriomas >3–4 cm before IVF. Laparoscopic, ovary-sparing technique critical.
4. Fertility Preservation: Oocyte/embryo freezing before surgery if ovarian reserve low.

Bottom Line: Most cysts don't prevent pregnancy. Endometriomas and PCOS are the main fertility concerns. Individualized plan with REI (reproductive endocrinologist) optimizes outcomes.