How often are ICD-10 codes updated and when?

Why do lesbians pierce their tongues? What does the code 57135 stand for? What does intrathecal mean? What is the etymology of the medical term polyp? What does the first name heather mean? Is the french word Maigre an adjective? What is the meaning behind a lower back piercing? What does uc film classification mean? What does the name Evalina mean? What organs are just above the belly button? What harm does biohazard cause? What is the meaning of the name Brandi? What is the CPT Code for percutaneous introduction of a needle wire dilator to provide for insertion of an indwelling oxygen tube? Is it normal to have blood come out of your tear duct while having a nosebleed? What does the term hemiplegia mean? What is the masculine word for bride? What syllable is the primary accented syllable in the pronunciation of the medical word antibody? What is anelgesic? What does RPhT designation mean? What does it mean when you are spotting after intercourse?