Is scrotal pearl hard or soft? does it usually cause pain? does it grw in size?

Scrotal pearl: Scrotal pearl is a calcified testicular appendix. Appendix testis present in about 70% of men, is a vestigial ; useless structure ; remnant of temporary primitive fetal kidney. Usually cause no problem, but can twist and be confused with testis torsion, or calcify and feel like a grain of rice. Check it regularly over few months to ensure no enlargement to suggest a tumor. Painless. Doesn't grow.