Angular blepharoconjunctivitis, unspecified eye

This code describes an inflammatory condition affecting both the corner (angle) of the eyelid and the conjunctiva, the membrane lining the eyelid and covering the white part of the eye. It signifies a non-specific presentation of this angular blepharoconjunctivitis, meaning the specific cause or laterality is not documented.

Use this code when documentation indicates angular blepharoconjunctivitis without specifying which eye is affected. This code is appropriate when the physician's notes describe inflammation at the canthi and conjunctiva, but do not specify "right eye," "left eye," or "bilateral."

• Avoid using this code if laterality (right, left, bilateral) is documented; instead, choose a more specific code from the H10.52 series.
• Ensure the documentation clearly states "angular blepharoconjunctivitis" or a similar phrase indicating inflammation at the eyelid angles and conjunctiva.
• Do not confuse with other forms of conjunctivitis (e.g., H10.0- for mucopurulent, H10.1- for acute atopic) which do not specifically involve the angular aspect of the eyelid.