An evaluation of benign breast disease in males begins with a medical history and physical examination.

Physical findings in a man with benign breast disease include:

• Gynecomastia
• A single breast lump
• Breast nodules

The diagnosis of benign breast disease in men requires testing. Tests are necessary to exclude breast cancer.

Tests for benign breast disease in males may include:

• Hormone levels in the bloodstream
• Mammography
• Breast ultrasound
• Breast biopsy