Miosis

**Definition:** Pupillary constriction. This may result from congenital absence of the dilatator pupillary muscle, defective sympathetic innervation, or irritation of the CONJUNCTIVA or CORNEA.

**Tree numbers:** - C10.597.690.362 - C11.710.528 - C23.888.592.708.362

**Synonyms:** - Constricted Pupil - Miosis, Persistent - Pupillary Miosis - Small Pupil