What does it mean if you find blood in your semen?

See a urologist. . The appearance of blood in the ejaculate is called hematospermia. While usually alarming to patients, the cause is almost always benign. The initial evaluation consists of a history, physical examination, and urinalysis. Semen can be examined under microscopy. Infection & recent biopsy are common causes, but often the cause never found. Fortunately, the condition usually resolves spontaneously.