Prolactinoma
A prolactinoma is a benign tumor of the pituitary gland that produces excess prolactin. It causes menstrual irregularities and infertility in women and erectile dysfunction or low libido in men. Most respond very well to oral medication.
Quick Facts
- ICD-10: D35.2
- Treatment: Often medication alone
Symptoms
Women
- Irregular or absent periods
- Milky nipple discharge (galactorrhea)
- Infertility
- Low libido
Men
- Erectile dysfunction
- Low libido
- Infertility
- Breast tenderness
Both (with large tumors)
- Headaches
- Vision problems (loss of peripheral vision)
Treatment
- Dopamine agonists (cabergoline or bromocriptine) — first line and usually effective
- Surgery (transsphenoidal) if medication fails or for very large tumors
- Radiation in rare refractory cases
Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you are experiencing a medical emergency, call your local emergency number immediately.
References
- Endocrine Society. Hyperprolactinemia Guideline.