Conjunctival or subconjunctival degenerations or deposits

**Definition:** These are the conjunctival/subconjunctival accumulation of some materials and gradual deterioration with impairment or loss of function, caused by injury, disease, or aging.

**Inclusions:** - Conjunctival concretions - Conjunctival cysts or argyrosis - Conjunctival pigmentations - Conjunctival xerosis, not elsewhere classified