the investigators examined the hypothesis that hyperprolactinemia may alter uterin, endometrial and intraovarian blood flow and may contribute to increased infertility by another way.

Inclusion Criteria:

• Women who had blood prolactin level higher than 25ng/dl

Exclusion Criteria:

• Pregnancy
• Use of drugs effecting vasculature such as hormonal therapy, oral contraceptives, antihypertensives
• Diseases like pelvic inflammatory disease and systemic hypertension
• Women with clinically overt or treated cardiovascular disease
• Concurrent illness other than hyperprolactinemia