Bitmap images are resolution dependent. Resolution refers to the number of pixels in an image and is usually stated as dpi (dots per inch) or ppi (pixels per inch) . Bitmap images are displayed on your computer screen at screen resolution: approximately 100 ppi.
1 Gonorrhea and chlamydia are the most common causes of epididymitis in young, sexually active men. 2  Other infections. 3  For boys and men who aren't sexually active, epididymitis can be caused by a nonsexually transmitted bacterial infection.
Acute epididymitis is inflammation of the epididymis, causing pain and swelling of the scrotum. Most cases are caused by sexually transmitted bacterial infections occurring in men age 19 to 35 years old.