A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as H04. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
A non-neoplastic or neoplastic disorder that affects the lacrimal apparatus.
Diseases of the lacrimal apparatus.
Pathologic condition of the almond-shaped structure that produces tears or lacrimal gland; located at the upper outer region of the orbit, above the eyeball.